Plungers - Spring - Acetal Handle - Locking - Steel

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

There are 11 products in the sub-categories of Plungers - Spring - Acetal Handle - Locking - Steel. Browse the Plungers - Spring - Acetal Handle - Locking - Steel products table.

Category Details

A selection of Steel 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 - 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)
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    Additional: With Locking Element   
Part Number: PLST-060-130-HCLLK-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, Oct 24, 2025
$57.23 AUD
$68.67 AUD $57.23 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)
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    Additional: With Locking Element   
Part Number: PLST-060-130-HCLLK-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, Oct 24, 2025
$57.23 AUD
$68.67 AUD $57.23 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 with Acetal
Material: Steel with Acetal    Head Diameter (E): 12.0 mm    Overall Length (F): 25.0    Across Flats: 6.0   
Part Number: PLST-060-130-HCL-002
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
$63.86 AUD
$76.64 AUD $63.86 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 with Acetal
Material: Steel with Acetal    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-HCL-002
Spring Plungers - M6 - 6x1mm - 13 mm - 0.5 N Acetal Handle - Steel with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
$63.86 AUD
$76.64 AUD $63.86 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
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-HCLLK-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, Oct 24, 2025
$36.05 AUD
$43.25 AUD $36.05 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-HCLLK-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, Oct 24, 2025
$36.05 AUD
$43.25 AUD $36.05 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   
Part Number: PLST-064C-127-HCL-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, Oct 24, 2025
$33.23 AUD
$39.87 AUD $33.23 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   
Part Number: PLST-064C-127-HCL-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, Oct 24, 2025
$33.23 AUD
$39.87 AUD $33.23 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-HCL-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, Oct 24, 2025
$36.23 AUD
$43.47 AUD $36.23 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-HCL-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, Oct 24, 2025
$36.23 AUD
$43.47 AUD $36.23 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    Additional: With Locking Element   
Part Number: PLST-095C-191-HCLLK-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, Oct 24, 2025
$38.86 AUD
$46.64 AUD $38.86 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
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    Additional: With Locking Element   
Part Number: PLST-095C-191-HCLLK-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, Oct 24, 2025
$38.86 AUD
$46.64 AUD $38.86 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    Additional: With Locking Element   
Part Number: PLST-100-200-HCLLK-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, Oct 24, 2025
$58.14 AUD
$69.76 AUD $58.14 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    Additional: With Locking Element   
Part Number: PLST-100-200-HCLLK-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, Oct 24, 2025
$58.14 AUD
$69.76 AUD $58.14 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   
Part Number: PLST-100-200-HCL-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, Oct 24, 2025
$62.05 AUD
$74.45 AUD $62.05 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   
Part Number: PLST-100-200-HCL-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, Oct 24, 2025
$62.05 AUD
$74.45 AUD $62.05 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-HCL-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, Oct 24, 2025
$76.95 AUD
$92.35 AUD $76.95 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
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-HCL-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, Oct 24, 2025
$76.95 AUD
$92.35 AUD $76.95 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-HCL-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, Oct 24, 2025
$40.86 AUD
$49.04 AUD $40.86 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-HCL-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, Oct 24, 2025
$40.86 AUD
$49.04 AUD $40.86 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    Additional: With Locking Element   
Part Number: PLST-127C-254-HCLLK-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, Oct 24, 2025
$42.50 AUD
$51.00 AUD $42.50 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    Additional: With Locking Element   
Part Number: PLST-127C-254-HCLLK-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, Oct 24, 2025
$42.50 AUD
$51.00 AUD $42.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.