Plungers - Spring - Pull Ring - Locking - Stainless-Acetal

Plungers -> Spring -> Pull Ring -> Locking -> Stainless-Acetal

There are 3 products in the sub-categories of Plungers - Spring - Pull Ring - Locking - Stainless-Acetal. Browse the Plungers - Spring - Pull Ring - Locking - Stainless-Acetal products table.

Category Details

A selection of Stainless-Acetal Locking Pull Ring Spring Plungers. Stainless body with acetal nose

  • 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 - Pull Ring - Locking - Stainless-Acetal category on the Small Parts & Bearings online store.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Pin Diameter (F) Pin Length (C) Indicative
Image
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
30.2
mm

(Equiv. 1.189 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
11.1
N
Pin Diameter (F)
4.0
mm
Pin Length (C)
6.4
mm
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Overall Length (G): 28.6    Pull Ring Diameter (B): 25.4   
Part Number: PLST-064C-302-RASL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$15,817.86 AUD
$15,817.86 AUD
250 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)
1/4-20 UNC (6.35mm)

Thread Length (B)
30.2
mm

(Equiv. 1.189 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
11.1
N
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Pin Diameter (F): 4.0 mm    Pin Length (C): 6.4 mm    Overall Length (G): 28.6    Pull Ring Diameter (B): 25.4   
Part Number: PLST-064C-302-RASL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$15,817.86 AUD
$15,817.86 AUD
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Thread Length (B)
31.8
mm

(Equiv. 1.252 in.)
Initial Pressure (F1)
8.9
N
Final Pressure (F2)
17.8
N
Pin Diameter (F)
6.4
mm
Pin Length (C)
9.5
mm
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Overall Length (G): 42.9    Pull Ring Diameter (B): 31.8   
Part Number: PLST-095C-318-RASL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$75.05 AUD
$75.05 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)
31.8
mm

(Equiv. 1.252 in.)
Initial Pressure (F1)
8.9
N
Final Pressure (F2)
17.8
N
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Pin Diameter (F): 6.4 mm    Pin Length (C): 9.5 mm    Overall Length (G): 42.9    Pull Ring Diameter (B): 31.8   
Part Number: PLST-095C-318-RASL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$75.05 AUD
$75.05 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)
36.5
mm

(Equiv. 1.437 in.)
Initial Pressure (F1)
11.1
N
Final Pressure (F2)
22.2
N
Pin Diameter (F)
7.9
mm
Pin Length (C)
12.7
mm
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Overall Length (G): 50.8    Pull Ring Diameter (B): 34.9   
Part Number: PLST-127C-365-RASL-022
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$103.14 AUD
$103.14 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)
36.5
mm

(Equiv. 1.437 in.)
Initial Pressure (F1)
11.1
N
Final Pressure (F2)
22.2
N
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal
Material: Stainless Steel Body with Acetal    Pin Diameter (F): 7.9 mm    Pin Length (C): 12.7 mm    Overall Length (G): 50.8    Pull Ring Diameter (B): 34.9   
Part Number: PLST-127C-365-RASL-022
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal Plunger
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 14, 2025
$103.14 AUD
$103.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.