Steel Ball Plungers

Jergens Ball Plungers are made under extremely accurate machine controls and rigid inspection procedures. Accurate spring alignment is maintained by using a stainless rivet with a long shank on larger sizes of our Ball Plungers. This precisely positions the spring for more accurate ball travel and provides positive control of spring pressure. By minimizing the lining pin head thickness, we are able to use the longest possible springs.

Features & Benefits:
  • Positive control of spring pressure
  • Less fatigue and longer spring life by minimizing lining pin head thickness
  • Uniform ball projection keeps variances within ±0.005".
  • Conforms to TCMA dimensional standards
  • Patch-style locking element
  • Special materials and sizes available upon requests

Material Specifications:
  • Body Material: Low Carbon Steel
  • Ball Material: 440 Stainless Steel
  • Spring Material: 17-7 PH Stainless Steel
  • Body Finish: Black Oxide
  • Thread:
    • Inch: 2A-UNC
    • Metric: Class 6g

Note(s):
For easy insertion of Ball Plungers with Locking Elements, the tapped hole should be countersunk at least 0.030"-0.045" (0.76mm-1.14mm) larger than the major diameter of the plunger.

Steel Ball Plungers

Select a part number for CAD drawings, price and stock availability.

Part Number CAD Unit Thread Size A Initial Force (lbs) Final Force (lbs) B (In) C (In) D (In) Locking Element
10701 icon_cad Inch 10-24 0.50 1.50 33/64 0.025 0.093 Yes
10702 icon_cad Inch 10-24 2.00 5.00 33/64 0.025 0.093 Yes
10711 icon_cad Inch 10-24 1.50 3.00 33/64 0.025 0.093 Yes
10721 icon_cad Inch 10-24 0.50 1.50 33/64 0.025 0.093 No
10722 icon_cad Inch 10-24 2.00 5.00 33/64 0.025 0.093 No
10731 icon_cad Inch 10-24 1.50 3.00 33/64 0.025 0.093 No
10804 icon_cad Inch 1/4-20 2.00 4.00 17/32 0.035 0.125 No
10805 icon_cad Inch 1/4-20 3.00 7.00 17/32 0.035 0.125 No
10806 icon_cad Inch 1/4-20 4.00 12.0 17/32 0.035 0.125 No
10807 icon_cad Inch 5/16-18 2.00 4.50 37/64 0.040 0.156 No
10808 icon_cad Inch 5/16-18 4.00 9.00 37/64 0.040 0.156 No
10809 icon_cad Inch 5/16-18 6.00 17.0 37/64 0.040 0.156 No
10810 icon_cad Inch 3/8-16 2.50 5.00 5/8 0.048 0.187 No
10811 icon_cad Inch 3/8-16 5.00 10.0 5/8 0.048 0.187 No
10812 icon_cad Inch 3/8-16 6.00 21.0 5/8 0.048 0.187 No
10813 icon_cad Inch 1/2-13 3.00 6.00 3/4 0.072 0.281 No
10814 icon_cad Inch 1/2-13 6.00 12.0 3/4 0.072 0.281 No
10815 icon_cad Inch 1/2-13 6.00 30.0 3/4 0.072 0.281 No
10816 icon_cad Inch 5/8-11 4.50 9.00 1 0.096 0.375 No
10817 icon_cad Inch 5/8-11 9.00 18.0 1 0.096 0.375 No
10818 icon_cad Inch 5/8-11 7.00 50.0 1 0.096 0.375 No
10827 icon_cad Inch 5-40 0.25 0.75 1/4 0.020 0.062 No
10904 icon_cad Inch 1/4-20 2.00 4.00 17/32 0.035 0.125 Yes
10905 icon_cad Inch 1/4-20 3.00 7.00 17/32 0.035 0.125 Yes
10906 icon_cad Inch 1/4-20 4.00 12.0 17/32 0.035 0.125 Yes
10907 icon_cad Inch 5/16-18 2.00 4.50 37/64 0.040 0.156 Yes
10908 icon_cad Inch 5/16-18 4.00 9.00 37/64 0.040 0.156 Yes
10909 icon_cad Inch 5/16-18 6.00 17.0 37/64 0.040 0.156 Yes
10910 icon_cad Inch 3/8-16 2.50 5.00 5/8 0.048 0.187 Yes
10911 icon_cad Inch 3/8-16 5.00 10.0 5/8 0.048 0.187 Yes
10912 icon_cad Inch 3/8-16 6.00 21.0 5/8 0.048 0.187 Yes
10913 icon_cad Inch 1/2-13 3.00 6.00 3/4 0.072 0.281 Yes
10914 icon_cad Inch 1/2-13 6.00 12.0 3/4 0.072 0.281 Yes
10915 icon_cad Inch 1/2-13 6.00 30.0 3/4 0.072 0.281 Yes
10916 icon_cad Inch 5/8-11 4.50 9.00 1 0.096 0.375 Yes
10917 icon_cad Inch 5/8-11 9.00 18.0 1 0.096 0.375 Yes
10918 icon_cad Inch 5/8-11 7.00 50.0 1 0.096 0.375 Yes
10927 icon_cad Inch 5-40 0.25 0.75 1/4 0.020 0.062 Yes
Part Number CAD Unit Thread Size A Initial Force (kg) Final Force (kg) B (mm) C (mm) D (mm) Locking Element
10871 icon_cad Metric M4 x 0.7 0.23 0.56 9.00 0.60 2.38 No
10872 icon_cad Metric M5 x 0.8 0.23 0.68 13.00 0.60 2.38 No
10873 icon_cad Metric M5 x 0.8 0.68 1.35 13.00 0.60 2.38 No
10874 icon_cad Metric M5 x 0.8 0.90 2.25 13.00 0.60 2.38 No
10875 icon_cad Metric M6 x 1.0 0.90 1.80 13.50 0.90 3.18 No
10876 icon_cad Metric M6 x 1.0 1.35 3.15 13.50 0.90 3.18 No
10877 icon_cad Metric M6 x 1.0 1.80 5.40 13.50 0.90 3.18 No
10878 icon_cad Metric M8 x 1.25 0.90 2.03 15.00 1.00 3.97 No
10880 icon_cad Metric M8 x 1.25 2.70 7.65 15.00 1.00 3.97 No
10881 icon_cad Metric M10 x 1.5 1.13 2.25 16.00 1.20 4.76 No
10882 icon_cad Metric M10 x 1.5 2.25 4.50 16.00 1.20 4.76 No
10883 icon_cad Metric M10 x 1.5 2.70 9.45 16.00 1.20 4.76 No
10886 icon_cad Metric M12 x 1.75 2.70 13.50 19.00 2.00 7.14 No
10887 icon_cad Metric M16 x 2.0 2.00 4.00 25.40 2.40 9.50 No
10888 icon_cad Metric M16 x 2.0 4.00 8.10 25.40 2.40 9.50 No
10889 icon_cad Metric M16 x 2.0 3.10 22.70 25.40 2.40 9.50 No
10971 icon_cad Metric M4 x 0.7 0.23 0.56 9.0 0.6 2.38 Yes
10972 icon_cad Metric M5 x 0.8 0.23 0.68 13.0 0.6 2.38 Yes
10973 icon_cad Metric M5 x 0.8 0.68 1.35 13.0 0.6 2.38 Yes
10974 icon_cad Metric M5 x 0.8 0.90 2.25 13.0 0.6 2.38 Yes
10975 icon_cad Metric M6 x 1.0 0.90 1.80 13.5 0.9 3.18 Yes
10976 icon_cad Metric M6 x 1.0 1.35 3.15 13.5 0.9 3.18 Yes
10977 icon_cad Metric M6 x 1.0 1.80 5.40 13.5 0.9 3.18 Yes
10978 icon_cad Metric M8 x 1.25 0.90 2.03 15.0 1.0 3.97 Yes
10979 icon_cad Metric M8 x 1.25 1.80 4.05 15.0 1.0 3.97 Yes
10980 icon_cad Metric M8 x 1.25 2.70 7.65 15.0 1.0 3.97 Yes
10981 icon_cad Metric M10 x 1.5 1.13 2.25 16.0 1.2 4.76 Yes
10982 icon_cad Metric M10 x 1.5 2.25 4.50 16.0 1.2 4.76 Yes
10983 icon_cad Metric M10 x 1.5 2.70 9.45 16.0 1.2 4.76 Yes
10984 icon_cad Metric M12 x 1.75 1.35 2.70 19.0 2.0 7.14 Yes
10985 icon_cad Metric M12 x 1.75 2.70 5.40 19.0 2.0 7.14 Yes
10986 icon_cad Metric M12 x 1.75 2.70 13.50 19.0 2.0 7.14 Yes
10987 icon_cad Metric M16 x 2.0 2.00 4.00 25.40 2.4 9.50 Yes
10988 icon_cad Metric M16 x 2.0 4.00 8.10 25.40 2.4 9.50 Yes
10989 icon_cad Metric M16 x 2.0 3.10 22.70 25.40 2.4 9.50 Yes

Documents and Videos

  • icon_pdf Operating Manual
  • icon_pdf Operating Manual - 81600 ONLY
  • icon_pdf Jergens Production Vise System
  • icon_pdf Jergens Production Vises Features and Benefits
  • icon_pdf Vertical Machine Solutions
  • icon_pdf Horizontal Machine Solutions
  • icon_pdf Hydraulic Production Vises
  • icon_pdf Production Vises

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