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  • Designed for high load applications. Available with rib, key or full hex features for high torque applications.
  • Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.
Unit of Measure

Thread Size

 N/A 1/2-13

Grip Range

 N/A .250 - .350

Identification Mark

 N/A 2 Rad.

B ± .015

 N/A .906
 a1060.jpg

C Nom.

 N/A .085

øD + .000 - .004

 N/A .625

E Max.

 N/A .733

F + .005 -.000

 N/A .120

G Max.

 N/A .040

M Ref.

 N/A .640

P - Keyway Width + .003 -.000

 N/A .128

H - Keyway Height

 N/A .110 - .115

Install Drill Size Ref.

 N/A 5/8

Install Hole Size Min.

 N/A .625

Install Hole Size Max.

 N/A .635

Pull Up Factor

 N/A .185

Weight per 1000

 N/A 50.7

Fastening

 N/A Installed

Thread Specification

 N/A 3B per ASME B1.1

Standard Material

 N/A Alloy No. 260 Brass

Standard Finish

 N/A None - bright as machined

CAD Supplier

 N/A PennEngineering® (Atlas®)