Plungers - Spring - Acetal Handle - Non Locking - Steel

Plungers -> Spring -> Acetal Handle -> Non Locking -> Steel

There are 10 products in the sub-categories of Plungers - Spring - Acetal Handle - Non Locking - Steel. Browse the Plungers - Spring - Acetal Handle - Non Locking - Steel products table.

Category Details

A selection of Steel Non Locking Acetal Handle Spring Plungers. Black acetal plastic handle . Black oxide coated steel body and plunger.

  • A compact mechanical component with a spring-loaded ball or pin inside a housing that applies consistent, predictable force. Internal spring compresses when pressure is applied to the ball or pin, allowing it to settle into designated positions or recess.
  • Provides a reliable holding or locating mechanism in various industrial applications where precise alignment or securing of parts is needed.
  • Also known as ball plungers or spring-loaded pins.
  • Items shown with Long-Lok have a dry threadlocking sealant applied to thread.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Plungers - Spring - Acetal Handle - Non Locking - Steel category on the Small Parts & Bearings online store.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Tip Diameter (D) Tip Length (C) Indicative
Image
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.6
N
Tip Diameter (D)
4.0
mm
Tip Length (C)
3.3
mm
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 12.7 mm    Overall Length (F): 24.6    Across Flats: 6.4   
Part Number: PLST-064C-127-HC-002
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$23.32 AUD
$27.98 AUD $23.32 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)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.6
N
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 4.0 mm    Tip Length (C): 3.3 mm    Head Diameter (E): 12.7 mm    Overall Length (F): 24.6    Across Flats: 6.4   
Part Number: PLST-064C-127-HC-002
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$23.32 AUD
$27.98 AUD $23.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
13.0
mm

(Equiv. 0.512 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.5
N
Tip Diameter (D)
3.0
mm
Tip Length (C)
3.0
mm
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 12.0 mm    Overall Length (F): 25.0    Across Flats: 6.0   
Part Number: PLST-060-130-HC-002
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$41.50 AUD
$49.80 AUD $41.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
13.0
mm

(Equiv. 0.512 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.5
N
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 3.0 mm    Tip Length (C): 3.0 mm    Head Diameter (E): 12.0 mm    Overall Length (F): 25.0    Across Flats: 6.0   
Part Number: PLST-060-130-HC-002
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$41.50 AUD
$49.80 AUD $41.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.6
N
Tip Diameter (D)
4.0
mm
Tip Length (C)
3.3
mm
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 12.7 mm    Overall Length (F): 24.6    Across Flats: 6.4    Additional: With Locking Element   
Part Number: PLST-064C-127-HCLK-002
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$26.86 AUD
$32.24 AUD $26.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
1.6
N
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 4.0 mm    Tip Length (C): 3.3 mm    Head Diameter (E): 12.7 mm    Overall Length (F): 24.6    Across Flats: 6.4    Additional: With Locking Element   
Part Number: PLST-064C-127-HCLK-002
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$26.86 AUD
$32.24 AUD $26.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.1
mm

(Equiv. 0.752 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
8.9
N
Tip Diameter (D)
6.3
mm
Tip Length (C)
4.8
mm
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Head Diameter (E): 19.1 mm    Overall Length (F): 35.6    Across Flats: 9.5    Additional: With Locking Element   
Part Number: PLST-095C-191-HCLK-009
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$74.32 AUD
$89.18 AUD $74.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.1
mm

(Equiv. 0.752 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
8.9
N
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Tip Diameter (D): 6.3 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 19.1 mm    Overall Length (F): 35.6    Across Flats: 9.5    Additional: With Locking Element   
Part Number: PLST-095C-191-HCLK-009
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$74.32 AUD
$89.18 AUD $74.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.1
mm

(Equiv. 0.752 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
8.9
N
Tip Diameter (D)
6.3
mm
Tip Length (C)
4.8
mm
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 19.1 mm    Overall Length (F): 35.6    Across Flats: 9.5   
Part Number: PLST-095C-191-HC-009
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$70.50 AUD
$84.60 AUD $70.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.1
mm

(Equiv. 0.752 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
8.9
N
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 6.3 mm    Tip Length (C): 4.8 mm    Head Diameter (E): 19.1 mm    Overall Length (F): 35.6    Across Flats: 9.5   
Part Number: PLST-095C-191-HC-009
Spring Plungers - 3/8-16 UNC - 9.53mm - 19.1 mm - 1.1 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$70.50 AUD
$84.60 AUD $70.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
1.0
N
Final Pressure (F2)
9.0
N
Tip Diameter (D)
6.0
mm
Tip Length (C)
5.0
mm
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Head Diameter (E): 19.0 mm    Overall Length (F): 38.0    Across Flats: 10.0    Additional: With Locking Element   
Part Number: PLST-100-200-HCLK-009
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$62.32 AUD
$74.78 AUD $62.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
1.0
N
Final Pressure (F2)
9.0
N
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Tip Diameter (D): 6.0 mm    Tip Length (C): 5.0 mm    Head Diameter (E): 19.0 mm    Overall Length (F): 38.0    Across Flats: 10.0    Additional: With Locking Element   
Part Number: PLST-100-200-HCLK-009
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$62.32 AUD
$74.78 AUD $62.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
1.0
N
Final Pressure (F2)
9.0
N
Tip Diameter (D)
6.0
mm
Tip Length (C)
5.0
mm
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 19.0 mm    Overall Length (F): 38.0    Across Flats: 10.0   
Part Number: PLST-100-200-HC-009
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$61.95 AUD
$74.35 AUD $61.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
1.0
N
Final Pressure (F2)
9.0
N
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 6.0 mm    Tip Length (C): 5.0 mm    Head Diameter (E): 19.0 mm    Overall Length (F): 38.0    Across Flats: 10.0   
Part Number: PLST-100-200-HC-009
Spring Plungers - M10 - 10x1.5mm - 20 mm - 1 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$61.95 AUD
$74.35 AUD $61.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M12 (12x1.75mm)

Thread Length (B)
25.0
mm

(Equiv. 0.984 in.)
Initial Pressure (F1)
2.5
N
Final Pressure (F2)
8.0
N
Tip Diameter (D)
8.0
mm
Tip Length (C)
6.0
mm
Spring Plungers - M12 - 12x1.75mm - 25 mm - 2.5 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 25.0 mm    Overall Length (F): 47.0    Across Flats: 12.0   
Part Number: PLST-120-250-HC-008
Spring Plungers - M12 - 12x1.75mm - 25 mm - 2.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$57.32 AUD
$68.78 AUD $57.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
M12 (12x1.75mm)

Thread Length (B)
25.0
mm

(Equiv. 0.984 in.)
Initial Pressure (F1)
2.5
N
Final Pressure (F2)
8.0
N
Spring Plungers - M12 - 12x1.75mm - 25 mm - 2.5 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 8.0 mm    Tip Length (C): 6.0 mm    Head Diameter (E): 25.0 mm    Overall Length (F): 47.0    Across Flats: 12.0   
Part Number: PLST-120-250-HC-008
Spring Plungers - M12 - 12x1.75mm - 25 mm - 2.5 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$57.32 AUD
$68.78 AUD $57.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
7.8
N
Tip Diameter (D)
7.9
mm
Tip Length (C)
6.4
mm
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel
Material: Steel    Head Diameter (E): 25.4 mm    Overall Length (F): 48.3    Across Flats: 12.7   
Part Number: PLST-127C-254-HC-008
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$30.14 AUD
$36.16 AUD $30.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
7.8
N
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel
Material: Steel    Tip Diameter (D): 7.9 mm    Tip Length (C): 6.4 mm    Head Diameter (E): 25.4 mm    Overall Length (F): 48.3    Across Flats: 12.7   
Part Number: PLST-127C-254-HC-008
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$30.14 AUD
$36.16 AUD $30.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
7.8
N
Tip Diameter (D)
7.9
mm
Tip Length (C)
6.4
mm
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Head Diameter (E): 25.4 mm    Overall Length (F): 48.3    Across Flats: 12.7    Additional: With Locking Element   
Part Number: PLST-127C-254-HCLK-008
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$35.05 AUD
$42.05 AUD $35.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
7.8
N
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel with Acetal
Material: Steel with Acetal    Tip Diameter (D): 7.9 mm    Tip Length (C): 6.4 mm    Head Diameter (E): 25.4 mm    Overall Length (F): 48.3    Across Flats: 12.7    Additional: With Locking Element   
Part Number: PLST-127C-254-HCLK-008
Spring Plungers - 1/2-13 UNC - 12.7mm - 25.4 mm - 2.2 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$35.05 AUD
$42.05 AUD $35.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.