Aluminum Palmgrip Knobs

Jergens Specialty Fasteners maintains a large inventory of several varieties of knobs, handles, handwheels, and cranks. Whether you’re looking for prototype or production quantities, we can help!


Features, Benefits, & Product Specifications:
  • Material: 319 Aluminum Alloy
  • Finish: Tumble
  • Thread: 2B-UNC fpr Inch, Class 6h for Metric
  • Ream: ±0.002" for Inch, ±0.05mm for Metric

Aluminum Palmgrip Knobs

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

Part Number CAD Unit A (In) B (In) C (In) D (In) F (In) Hub Style
20901 icon_cad Inch 1 1/2 27/32 7/8 3/8 - Blank
20902 icon_cad Inch 1 1/2 3/4 7/8 1 5/16 3/4 1/4 Ream
20903 icon_cad Inch 1 1/2 3/4 7/8 1 5/16 3/4 1/4-20 Tap
20904 icon_cad Inch 2 1 7/8 1 19/32 - Blank
20905 icon_cad Inch 2 1 7/8 1 1/2 3/4 3/8 Ream
20906 icon_cad Inch 2 1 7/8 1 1/2 3/4 3/8-16 Tap
20907 icon_cad Inch 2 3/4 1 3/16 1 1/8 1 7/8 - Blank
20908 icon_cad Inch 2 3/4 1 3/16 1 1/8 1 7/8 1 1/4 1/2 Ream
20909 icon_cad Inch 2 3/4 1 3/16 1 1/8 1 7/8 1 1/4 1/2-13 Tap
20910 icon_cad Inch 3 1/2 1 1/4 1 1 3/4 - Blank
20911 icon_cad Inch 3 1/2 1 1/4 1 1 3/4 1 1/4 1/2 Ream
20912 icon_cad Inch 3 1/2 1 1/4 1 1 3/4 1 1/4 1/2-13 Tap
Part Number CAD Unit A (mm) B (mm) C (mm) D (mm) F (mm) Hub Style
20901 icon_cad Metric 38 19 22 34 - Blank
20904 icon_cad Metric 50 25 22 40 - Blank
20907 icon_cad Metric 69 30 29 49 - Blank
20910 icon_cad Metric 88 31 25 45 - Blank
20952 icon_cad Metric 38 19 22 33 19 6mm Ream
20953 icon_cad Metric 38 19 22 33 19 M6 Tap
20956 icon_cad Metric 50 25 22 38 19 M10 Tap
20958 icon_cad Metric 69 30 29 47 31 12mm Ream
20959 icon_cad Metric 69 30 29 47 31 M12 Tap

Documents and Videos

  • icon_pdf Operating Manual
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  • 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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