Collection: Plungers - Spring - No Handle - Steel

Plungers -> Spring -> No Handle -> Steel
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Tip Diameter (D) Tip Length Indicative
Image
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
14.3
mm

(Equiv. 0.563 in.)
Initial Pressure (F1)
16.7
N
Final Pressure (F2)
69.0
N
Tip Diameter (D)
3.4
mm
Tip Length
2.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 14.3 mm - 16.7 N No Handle - Steel
Material: Steel    Body Length (B): 14.3 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-143-C-069
Spring Plungers - 5/16-18 UNC - 7.94mm - 14.3 mm - 16.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $7.23 AUD
Regular price $8.67 AUD Sale price $7.23 AUD
Each
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)
14.3
mm

(Equiv. 0.563 in.)
Initial Pressure (F1)
16.7
N
Final Pressure (F2)
69.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 14.3 mm - 16.7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.4 mm    Tip Length: 2.1 mm    Body Length (B): 14.3 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-143-C-069
Spring Plungers - 5/16-18 UNC - 7.94mm - 14.3 mm - 16.7 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $7.23 AUD
Regular price $8.67 AUD Sale price $7.23 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)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
4.1
mm
Tip Length
2.0
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 4 N No Handle - Steel
Material: Steel    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-160-C-016
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.32 AUD
Regular price $11.18 AUD Sale price $9.32 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)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 4.1 mm    Tip Length: 2.0 mm    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-160-C-016
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.32 AUD
Regular price $11.18 AUD Sale price $9.32 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)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
15.0
N
Final Pressure (F2)
30.0
N
Tip Diameter (D)
4.1
mm
Tip Length
2.0
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 15 N No Handle - Steel
Material: Steel    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-160-C-030
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 15 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $8.68 AUD
Regular price $10.42 AUD Sale price $8.68 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)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
15.0
N
Final Pressure (F2)
30.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 15 N No Handle - Steel
Material: Steel    Tip Diameter (D): 4.1 mm    Tip Length: 2.0 mm    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-160-C-030
Spring Plungers - 5/16-18 UNC - 7.94mm - 16 mm - 15 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $8.68 AUD
Regular price $10.42 AUD Sale price $8.68 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)
20.1
mm

(Equiv. 0.791 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
9.0
N
Tip Diameter (D)
2.8
mm
Tip Length
2.5
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 20.1 mm - 3 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Body Length (B): 20.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-079C-201-PC-009
Spring Plungers - 5/16-18 UNC - 7.94mm - 20.1 mm - 3 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $11.77 AUD
Regular price $14.13 AUD Sale price $11.77 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)
20.1
mm

(Equiv. 0.791 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
9.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 20.1 mm - 3 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 2.8 mm    Tip Length: 2.5 mm    Body Length (B): 20.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-079C-201-PC-009
Spring Plungers - 5/16-18 UNC - 7.94mm - 20.1 mm - 3 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $11.77 AUD
Regular price $14.13 AUD Sale price $11.77 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)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
3.6
mm
Tip Length
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel
Material: Steel    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-221-C-016 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $130.41 AUD
Regular price Sale price $130.41 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)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.6 mm    Tip Length: 3.1 mm    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-079C-221-C-016 (10 Pcs)
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $130.41 AUD
Regular price Sale price $130.41 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)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
3.6
mm
Tip Length
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-079C-221-PC-016
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 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)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 3.6 mm    Tip Length: 3.1 mm    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-079C-221-PC-016
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 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)
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
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    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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)
8.8
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: 3.1 mm    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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)
9.0
N
Final Pressure (F2)
35.0
N
Tip Diameter (D)
3.6
mm
Tip Length
3.1
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 22.1 mm - 9 N No Handle - Steel
Material: Steel    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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: 3.1 mm    Body Length (B): 22.1 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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
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    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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
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    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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 Fri, Oct 24, 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
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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
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    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Hex Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Hex Nose
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 Fri, Oct 24, 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
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Hex Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Hex Nose
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 Fri, Oct 24, 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
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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
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    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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 Fri, Oct 24, 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
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    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
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 Fri, Oct 24, 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
Tip Diameter (D)
3.4
mm
Tip Length
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 13.4 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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: 4.8 mm    Body Length (B): 25.4 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
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 Fri, Oct 24, 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)
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
2.2
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 35.7 mm - 2.2 N No Handle - Steel
Material: Steel    Body Length (B): 35.7 mm   
Category: Plungers - Spring - No Handle - Steel - Hi-Life Flat Hexagonal Nose
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 Fri, Oct 24, 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: 2.2 mm    Body Length (B): 35.7 mm   
Category: Plungers - Spring - No Handle - Steel - Hi-Life Flat Hexagonal Nose
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 Fri, Oct 24, 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
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    Body Length (B): 9.00 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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: 3.50 mm    Body Length (B): 9.00 mm   
Category: Plungers - Spring - No Handle - Steel - Acetal Nose
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)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
4.0
mm
Tip Length
2.0
mm
Spring Plungers - M8 - 8x1.25mm - 16 mm - 4 N No Handle - Steel
Material: Steel    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-160-C-016
Spring Plungers - M8 - 8x1.25mm - 16 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.59 AUD
Regular price $11.51 AUD Sale price $9.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - M8 - 8x1.25mm - 16 mm - 4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 4.0 mm    Tip Length: 2.0 mm    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-160-C-016
Spring Plungers - M8 - 8x1.25mm - 16 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.59 AUD
Regular price $11.51 AUD Sale price $9.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
15.0
N
Final Pressure (F2)
30.0
N
Tip Diameter (D)
4.0
mm
Tip Length
2.0
mm
Spring Plungers - M8 - 8x1.25mm - 16 mm - 15 N No Handle - Steel
Material: Steel    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-160-C-030
Spring Plungers - M8 - 8x1.25mm - 16 mm - 15 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.05 AUD
Regular price $10.85 AUD Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
16.0
mm

(Equiv. 0.63 in.)
Initial Pressure (F1)
15.0
N
Final Pressure (F2)
30.0
N
Spring Plungers - M8 - 8x1.25mm - 16 mm - 15 N No Handle - Steel
Material: Steel    Tip Diameter (D): 4.0 mm    Tip Length: 2.0 mm    Body Length (B): 16.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-160-C-030
Spring Plungers - M8 - 8x1.25mm - 16 mm - 15 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $9.05 AUD
Regular price $10.85 AUD Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
3.5
mm
Tip Length
3.0
mm
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Body Length (B): 20.0 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-080M-200-PC-016 (10 Pcs)
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $137.14 AUD
Regular price $164.56 AUD Sale price $137.14 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Body with Plastic
Material: Steel Body with Plastic    Tip Diameter (D): 3.5 mm    Tip Length: 3.0 mm    Body Length (B): 20.0 mm   
Category: Plungers - Spring - No Handle - Steel - Plastic Nose
Part Number: PLST-080M-200-PC-016 (10 Pcs)
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Body with Plastic Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $137.14 AUD
Regular price $164.56 AUD Sale price $137.14 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Tip Diameter (D)
3.5
mm
Tip Length
3.0
mm
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel
Material: Steel    Body Length (B): 20.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-200-C-016 (10 Pcs)
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $135.68 AUD
Regular price Sale price $135.68 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
4.0
N
Final Pressure (F2)
16.0
N
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.5 mm    Tip Length: 3.0 mm    Body Length (B): 20.0 mm   
Category: Plungers - Spring - No Handle - Steel - Standard Nose
Part Number: PLST-080M-200-C-016 (10 Pcs)
Spring Plungers - M8 - 8x1.25mm - 20 mm - 4 N No Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $135.68 AUD
Regular price Sale price $135.68 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.