Hand Knob Screws

Jergens Hand Knob Screws are designed for applications where thumb screws are too light, and a heavier, larger unit is needed.

Features, Benefits, & Product Specifications:
  • Head Material & Finish: Cast Iron, Zinc-Plated
  • Stem Material & Finish: Stressproof® Steel, Black Oxide
  • Dog point end
  • Thread: 2A-UNC

Hand Knob Screws

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

Part Number CAD Unit A B (In) C (In) D (In) E (In) F (In) Radius G (In) Weight 10 Pcs (lbs)
13901 Inch 1/4-20 3/4 11/64 1/4 1 1/8 7/8 1/8 0.78
13902 Inch 5/16-18 1 1/16 7/32 5/16 1 1/2 1 1/4 1.57
13903 Inch 3/8-16 1 3/16 1/4 5/16 2 1 1/8 1/4 1.87
13904 Inch 1/2-13 1 5/8 3/8 3/8 2 1/2 1 1/2 3/8 4.00
13905 Inch 5/8-11 1 3/4 15/32 3/8 3 2 3/8 12.50

Documents and Videos

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

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