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Steel Ball Plungers -Fine Thread (UNF)

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: Low Carbon Steel
    • Tip: 440 Stainless Steel
    • Spring Material: Stainless, 17-7 PH
    • Finish: Black Oxide
    • Thread: Fine
    • Dimensionally conforms to TCMA standards
    • Available in FixturePro Plus library of 3D solid models
  
Click the Part Number in below chart
for Price and Stock Check.
CAD CAD Download Link

With Locking Element

Part NumberThread Size AInitial Force (lbs)Final Force (lbs)BCD
10926 CAD
4-480.120.503/160.0200.062
10928 CAD
6-400.501.005/160.0230.078
10703 CAD
1/4-282.04.017/320.0350.125
10929 CAD
8-360.501.2511/320.0250.093
10901 CAD
10-320.501.5033/640.0250.093
10712 CAD
1/4-283.07.017/320.0350.125
10704 CAD
1/4-284.012.017/320.0350.125
10902 CAD
10-321.503.0033/640.0250.093
10903 CAD
10-322.005.0033/640.0250.093
10705 CAD
5/16-242.04.537/640.0400.156
10713 CAD
5/16-244.09.037/640.0400.156
10706 CAD
5/16-246.017.037/640.0400.156
10707 CAD
3/8-242.55.05/80.0480.187
10714 CAD
3/8-245.010.05/80.0480.187
10708 CAD
3/8-246.021.05/80.0480.187
10709 CAD
1/2-203.06.03/40.0720.281
10715 CAD
1/2-206.012.03/40.0720.281
10710 CAD
1/2-206.030.03/40.0720.281


Without Locking Element

Part NumberThread Size AInitial Force (lbs)Final Force (lbs)BCD
10826 CAD
4-480.120.503/160.0200.062
10828 CAD
6-400.501.005/160.0230.078
10829 CAD
8-360.501.2511/320.0250.093
10723 CAD
1/4-282.04.017/320.0350.125
10801 CAD
10-320.501.5033/640.0250.093
10732 CAD
1/4-283.07.017/320.0350.125
10724 CAD
1/4-284.012.017/320.0350.125
10802 CAD
10-321.503.0033/640.0250.093
10803 CAD
10-322.005.0033/640.0250.093
10725 CAD
5/16-242.04.537/640.0400.156
10733 CAD
5/16-244.09.037/640.0400.156
10726 CAD
5/16-246.017.037/640.0400.156
10727 CAD
3/8-242.55.05/80.0480.187
10734 CAD
3/8-245.010.05/80.0480.187
10728 CAD
3/8-246.021.05/80.0480.187
10729 CAD
1/2-203.06.03/40.0720.281
10735 CAD
1/2-206.012.03/40.0720.281
10730 CAD
1/2-206.030.03/40.0720.281




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