Collection: Plungers - Spring

Plungers -> Spring
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Tip Diameter (D) Tip Length (C) Indicative
Image
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.8
N
Final Pressure (F2)
34.4
N
Tip Diameter (D)
3.6
mm
Tip Length (C)
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8.8 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-PC-034 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8.8 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $126.32 AUD
Regular price $151.58 AUD Sale price $126.32 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Indicative
Image
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.8
N
Final Pressure (F2)
34.4
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8.8 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 3.6 mm    Tip Length (C): 3.1 mm    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-PC-034 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8.8 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $126.32 AUD
Regular price $151.58 AUD Sale price $126.32 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.0
N
Final Pressure (F2)
31.0
N
Tip Diameter (D)
3.6
mm
Tip Length (C)
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Body with Plastic
Material: Stainless Steel Body with Plastic    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-PS-031
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $25.32 AUD
Regular price $30.38 AUD Sale price $25.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.0
N
Final Pressure (F2)
31.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Body with Plastic
Material: Stainless Steel Body with Plastic    Tip Diameter (D): 3.6 mm    Tip Length (C): 3.1 mm    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-PS-031
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $25.32 AUD
Regular price $30.38 AUD Sale price $25.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.0
N
Final Pressure (F2)
31.0
N
Tip Diameter (D)
3.6
mm
Tip Length (C)
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-S3-031 (5 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $122.41 AUD
Regular price Sale price $122.41 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
8.0
N
Final Pressure (F2)
31.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel
Material: Stainless Steel    Tip Diameter (D): 3.6 mm    Tip Length (C): 3.1 mm    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-S3-031 (5 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 8 N No Handle - Stainless Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $122.41 AUD
Regular price Sale price $122.41 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
9.0
N
Final Pressure (F2)
35.0
N
Tip Diameter (D)
3.6
mm
Tip Length (C)
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 9 N No Handle - Steel
Material: Steel    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-C-035 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 9 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $111.05 AUD
Regular price Sale price $111.05 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
9.0
N
Final Pressure (F2)
35.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 9 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.6 mm    Tip Length (C): 3.1 mm    Head Diameter (E): 22.1 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-221-C-035 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 9 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $111.05 AUD
Regular price Sale price $111.05 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.6
N
Final Pressure (F2)
19.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.6 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-PC-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.6 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.41 AUD
Regular price $14.89 AUD Sale price $12.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.6
N
Final Pressure (F2)
19.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.6 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-PC-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.6 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.41 AUD
Regular price $14.89 AUD Sale price $12.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.2
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-020A
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $18.50 AUD
Regular price Sale price $18.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.2 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-020A
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $18.50 AUD
Regular price Sale price $18.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-S3-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Plunger
24 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $31.59 AUD
Regular price Sale price $31.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

24 Available Now. Backorder if more than 24.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel
Material: Stainless Steel    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-S3-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Plunger
24 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $31.59 AUD
Regular price Sale price $31.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

24 Available Now. Backorder if more than 24.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AC-020 (250 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Body with Acetal Nose Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $4,576.50 AUD
Regular price Sale price $4,576.50 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AC-020 (250 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Body with Acetal Nose Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $4,576.50 AUD
Regular price Sale price $4,576.50 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AS-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $17.41 AUD
Regular price $20.89 AUD Sale price $17.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AS-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $17.41 AUD
Regular price $20.89 AUD Sale price $17.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-020
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.2
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal
Material: Steel Body with Acetal    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-HXLK-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.59 AUD
Regular price $17.51 AUD Sale price $14.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal
Material: Steel Body with Acetal    Tip Diameter (D): 3.2 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-HXLK-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.59 AUD
Regular price $17.51 AUD Sale price $14.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.2
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-CHX-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.68 AUD
Regular price $17.62 AUD Sale price $14.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.2 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-CHX-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.68 AUD
Regular price $17.62 AUD Sale price $14.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-S3-067 (250 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $5,655.32 AUD
Regular price Sale price $5,655.32 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel
Material: Stainless Steel    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-S3-067 (250 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $5,655.32 AUD
Regular price Sale price $5,655.32 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-067A
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-067A
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AS-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $16.50 AUD
Regular price $19.80 AUD Sale price $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AS-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $16.50 AUD
Regular price $19.80 AUD Sale price $16.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.32 AUD
Regular price $17.18 AUD Sale price $14.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-C-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $14.32 AUD
Regular price $17.18 AUD Sale price $14.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AC-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Nose Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-AC-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Acetal Nose Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Tip Diameter (D)
3.4
mm
Tip Length (C)
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-PC-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.86 AUD
Regular price $15.44 AUD Sale price $12.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
13.4
N
Final Pressure (F2)
66.7
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 3.4 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 25.4 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-254-PC-067
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $12.86 AUD
Regular price $15.44 AUD Sale price $12.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
35.7
mm

(Equiv. 1.406 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
35.6
N
Tip Diameter (D)
3.2
mm
Tip Length (C)
2.2
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 35.7 mm - 2.2 N No Handle - Steel
Material: Steel    Head Diameter (E): 35.7 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-357-CHX2-036
Spring Plungers - 5/16-18 UNC - 7.94mm - 35.7 mm - 2.2 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $46.77 AUD
Regular price $56.13 AUD Sale price $46.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
35.7
mm

(Equiv. 1.406 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
35.6
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 35.7 mm - 2.2 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.2 mm    Tip Length (C): 2.2 mm    Head Diameter (E): 35.7 mm   
Category: Plungers - Spring - No Handle
Part Number: PLST-079C-357-CHX2-036
Spring Plungers - 5/16-18 UNC - 7.94mm - 35.7 mm - 2.2 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $46.77 AUD
Regular price $56.13 AUD Sale price $46.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
22.0
mm

(Equiv. 0.866 in.)
Initial Pressure (F1)
35.00
N
Final Pressure (F2)
22.00
N
Tip Diameter (D)
3.00
mm
Tip Length (C)
3.50
mm
Spring Plungers - M8 - 8x1.25mm - 22 mm - 35 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Head Diameter (E): 9.00 mm   
Category: Plungers - Spring - No Handle
Deleted Item. Available while stocks last.
Part Number: PLST-080M-220-AC-035 (5 Pcs)
Spring Plungers - M8 - 8x1.25mm - 22 mm - 35 N No Handle - Steel Body with Acetal Nose Plunger
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $25.00 AUD
Regular price $47.50 AUD Sale price $25.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
22.0
mm

(Equiv. 0.866 in.)
Initial Pressure (F1)
35.00
N
Final Pressure (F2)
22.00
N
Spring Plungers - M8 - 8x1.25mm - 22 mm - 35 N No Handle - Steel Body with Acetal Nose
Material: Steel Body with Acetal Nose    Tip Diameter (D): 3.00 mm    Tip Length (C): 3.50 mm    Head Diameter (E): 9.00 mm   
Category: Plungers - Spring - No Handle
Deleted Item. Available while stocks last.
Part Number: PLST-080M-220-AC-035 (5 Pcs)
Spring Plungers - M8 - 8x1.25mm - 22 mm - 35 N No Handle - Steel Body with Acetal Nose Plunger
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $25.00 AUD
Regular price $47.50 AUD Sale price $25.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Tip Diameter (D)
4.5
mm
Tip Length (C)
4.8
mm
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal
Material: Steel Body with Acetal   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKACLLK-013 (250 Pcs)
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $16,331.86 AUD
Regular price Sale price $16,331.86 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal
Material: Steel Body with Acetal    Tip Diameter (D): 4.5 mm    Tip Length (C): 4.8 mm   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKACLLK-013 (250 Pcs)
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $16,331.86 AUD
Regular price Sale price $16,331.86 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Tip Diameter (D)
4.5
mm
Tip Length (C)
4.8
mm
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal
Material: Steel Body with Acetal   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKACL-013 (250 Pcs)
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $10,653.95 AUD
Regular price Sale price $10,653.95 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal
Material: Steel Body with Acetal    Tip Diameter (D): 4.5 mm    Tip Length (C): 4.8 mm   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKACL-013 (250 Pcs)
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $10,653.95 AUD
Regular price Sale price $10,653.95 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Tip Diameter (D)
4.5
mm
Tip Length (C)
4.8
mm
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKASL-013
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $74.77 AUD
Regular price Sale price $74.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Tip Diameter (D): 4.5 mm    Tip Length (C): 4.8 mm   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKASL-013
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $74.77 AUD
Regular price Sale price $74.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Tip Diameter (D)
4.5
mm
Tip Length (C)
4.8
mm
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKASLLK-013
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $81.68 AUD
Regular price Sale price $81.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
15.8
mm

(Equiv. 0.622 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
13.0
N
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Tip Diameter (D): 4.5 mm    Tip Length (C): 4.8 mm   
Category: Plungers - Spring - Knurled Handle
Part Number: PLST-080-158-HKASLLK-013
Spring Plungers - M8 - 8x1.25mm - 15.8 mm - 3 N Knurled Handle - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $81.68 AUD
Regular price Sale price $81.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.