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ROUND JAWS - ACME SERRATED KEY TYPE

FOR USE ON: Cushman, Logansport, Howa, Autoblok, PBA & Other Chucks
  • Acme Serrated Key Type
  • Round Jaws allow for complete gripping of workpiece
  • Oversized jaws available
  • Ideal for thin-walled or irregular shaped workpieces.
  • Can be machined to fit workpiece
  • All jaws have 2 holes
  • Special "J" dimensions available
  • Available in Aluminum & Cast Iron
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Critical Dimensions ALUMINUM CAST IRON
Group
No.
Chuck Size Tap Hole
T
Key to Front
J
Groove Width
G
Key Width
F
Screw Size
E
Hole Space
D
Pie Dia
B
Hght Inch
A
Part
Number
Part
Number
AI-06-1/2-12 8 10-24 2.000 0.670 0.601 1/2 1.25 8 2.00 RAC-8200A RAC-8200CI
4.00 RAC-8400A RAC-8400CI
AI-07-1/2-17 10 5/16-18 2.750 0.750 1.031 1/2 1.75 10 2.00 RAC-10200A RAC-10200CI
4.00 RAC-10400A RAC-10400CI
12 2.00 12-RAC-10200A -
15 4.00 15-RAC-10400A* -
AI-08-5/8-20 12 5/16-18 3.250 0.875 1.031 5/8 2.00 12 2.00 RAC-12200A RAC-12200CI
4.00 RAC-12400A -
AI-10-3/4-25 15 to 18 3/8-16 4.250 1.000 1.531 3/4 2.50 15 2.50 RAC-15250A RAC-15250CI
4.00 RAC-15400A -
5.00 RAC-15500A -
18 4.00 18-RAC-15400A* -
AI-12-7/8-30 21-24 3/8-16 4.550 1.250 1.531 7/8 3.00 18 4.00 18-RAC-21400A -
6.50 1.250 1.531 7/8 3.00 21 4.00 RAC-21400A -

Round Jaw Material: ALUMINUM-6061-T6 Bar Stock, CAST IRON-Gray, STEEL-1018. 18" & Larger- Aluminum Casting T6
* denotes non-stock item. Please allow 1 week manufacturing time.