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Steel Ball Plungers

Note: For easy insertion of Ball Plungers With Locking Elements, the tapped hole should be countersunk at least .030-.045 (0.76-1.14mm) larger than the major diameter of the plunger.

Body Material: Regular, Low Carbon Steel
Ball Material: 440 SS
Spring Material: 17-7 PH SS
Finish: None or Black Oxide
Thread: 2A-UNC
Dimensionally conforms to TCMA standards
Available in FixturePro Plus library of 3D solid models

Related Products and Accessories
Part Drawings
Product Literature
Technical Data

Stainless Steel Ball Plungers- Fine Thread (UNF)

Metric Steel Ball Plungers

Steel Ball Plungers -Fine Thread (UNF)

Stainless Steel Ball Plungers


SFG_Spring_plungers_JD.pdf	SprBall_Plunger_Info.pdf	Plunger_Quote_Sht.pdf
5_SpringLoadedDev09.pdf

Product Selector Chart

Find the product and size you need in the chart below.

With Locking Element
Part Number	Thread Size A	Initial Force	Final Force	B	C	D
10927	5-40	0.25	0.75	1/4	0.020	0.062
10904	1/4-20	2.00	4.00	17/32	0.035	0.125
10905	1/4-20	3.00	7.00	17/32	0.035	0.125
10906	1/4-20	4.00	12.00	17/32	0.035	0.125
10907	5/16-18	2.00	4.50	37/64	0.040	0.156
10908	5/16-18	4.00	9.00	37/64	0.040	0.156
10909	5/16-18	6.00	17.00	37/64	0.040	0.156
10910	3/8-16	2.50	5.00	5/8	0.048	0.187
10911	3/8-16	5.00	10.00	5/8	0.048	0.187
10912	3/8-16	6.00	21.00	5/8	0.048	0.187
10913	1/2-13	3.00	6.00	3/4	0.072	0.281
10914	1/2-13	6.00	12.00	3/4	0.072	0.281
10915	1/2-13	6.00	30.00	3/4	0.072	0.281
10916	5/8-11	4.50	9.00	1	0.096	0.375
10917	5/8-11	9.00	18.00	1	0.096	0.375
10918	5/8-11	7.00	50.00	1	0.096	0.375

Without Locking Element
Part Number	Thread Size A	Initial Force(lbs)	Final Force (lbs)	B	C	D
10721	10-24	0.5	1.5	33/64	0.025	0.093	CAD
10701	10-24	0.5	1.5	33/64	0.025	0.093	CAD
10731	10-24	1.5	3.0	33/64	0.025	0.093	CAD
10827	5-40	0.25	0.75	1/4	0.020	0.062	CAD
10711	10-24	1.5	3.0	33/64	0.025	0.093	CAD
10722	10-24	2.0	5.0	33/64	0.025	0.093	CAD
10702	10-24	2.0	5.0	33/64	0.025	0.093	CAD
10804	1/4-20	2.00	4.00	17/32	0.035	0.125	CAD
10805	1/4-20	3.00	7.00	17/32	0.035	0.125	CAD
10806	1/4-20	4.00	12.00	17/32	0.035	0.125	CAD
10807	5/16-18	2.00	4.50	37/64	0.040	0.156	CAD
10808	5/16-18	4.00	9.00	37/64	0.040	0.156	CAD
10809	5/16-18	6.00	17/00	37/64	0.040	0.156	CAD
10810	3/8-16	2.50	5.00	5/8	0.048	0.187	CAD
10811	3/8-16	5.00	10.00	5/8	0.048	0.187	CAD
10812	3/8-16	6.00	21.00	5/8	0.048	0.187	CAD
10813	1/2-13	3.00	6.00	3/4	0.072	0.281	CAD
10814	1/2-13	6.00	12.00	3/4	0.072	0.281	CAD
10815	1/2-13	6.00	30.00	3/4	0.072	0.281	CAD
10816	5/8-11	4.50	9.00	1	0.096	0.375	CAD
10817	5/8-11	9.00	18.00	1	0.096	0.375	CAD
10818	5/8-11	7.00	50.00	1	0.096	0.375	CAD

Unless otherwise stated, English units are inches (in) and pounds (lbs) and Metric units are millimeters (mm) and kilograms (kg).