BP Ball Plungers Steel, with or without Locking Element, with Slot


 BP Steel Ball Plungers, with or without Locking Element, with Slot

Product description


BP ball plungers are compact units ideally suited for many locating or positioning applications in dies, special tooling, automatic feed devices, etc. where controlled end spring load is required.

The locking element is supplied as either a patch or pellet and is not recommended for use in aluminum applications.


Housing / spring
Stainless steel AISI 440C
Color / end spring load
  • **Zinc*plated housing: light
  • **Black*oxide housing: standard
  • **Gold*chromate housing: heavy

RoHS compliant

Technical drawing

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 BP Steel Ball Plungers, with or without Locking Element, with Slot sketch

Part Options / Table


AWithout locking element
NWith locking element
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Dimensions in: Inch (change to Metric)
d2Length lw
ColorSpring load ≈

10 x 32*0.09370.5130.025ZINC0.5 lbf (2.22 N)1.5 lbf (6.67 N)
10 x 32*0.09370.5130.025BLACK1.5 lbf (6.67 N)3 lbf (13.34 N)
10 x 32*0.09370.5130.025GOLD2 lbf (8.89 N)5 lbf (22.24 N)
1/4 x 20*0.1250.5310.035ZINC2 lbf (8.89 N)4 lbf (17.79 N)
1/4 x 20*0.1250.5310.035BLACK3 lbf (13.34 N)7 lbf (31.13 N)
1/4 x 20*0.1250.5310.035GOLD4 lbf (17.79 N)12 lbf (53.37 N)
5/16 x 180.1560.5780.04ZINC2 lbf (8.89 N)4.5 lbf (20.01 N)
5/16 x 180.1560.5780.04BLACK4 lbf (17.79 N)9 lbf (40.03 N)
5/16 x 180.1560.5780.04GOLD6 lbf (26.68 N)17 lbf (75.61 N)
3/8 x 160.18750.6250.048ZINC2.5 lbf (11.12 N)5 lbf (22.24 N)
3/8 x 160.18750.6250.048BLACK5 lbf (22.24 N)10 lbf (44.48 N)
3/8 x 160.18750.6250.048GOLD6 lbf (26.68 N)21 lbf (93.41 N)
1/2 x 130.28130.750.072ZINC3 lbf (13.34 N)6 lbf (26.68 N)
1/2 x 130.28130.750.072BLACK6 lbf (26.68 N)12 lbf (53.37 N)
1/2 x 130.28130.750.072GOLD6 lbf (26.68 N)30 lbf (133.44 N)
5/8 x 110.3750.9840.096ZINC4.5 lbf (20.01 N)9 lbf (40.03 N)
5/8 x 110.3750.9840.096BLACK9 lbf (40.03 N)18 lbf (80.06 N)
5/8 x 110.3750.9840.096GOLD7 lbf (31.13 N)50 lbf (222.41 N)
* These sizes come with a nylon patch instead of a nylon locking element

Build & Price

3D Product Configurator
Thread d1
End spring load (N)

Selected Part

Total US Dollars (net)
In Stock: 165
In Stock
Please note our quantity discounts (US Dollars).
≥ 500$2.79
Prop 65: -
Please contact our Sales Department for more information.
RoHS: -
No details on RoHS compatibility are available at this time. Please contact our Sales Department for more information.
Weight: 0.002 lbs
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
All Prices are in US Dollars. Taxes Not Included.

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