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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 #4-40

Grip Range

 N/A .135 - .160 in

Identification Mark

 N/A 4 Rad.

B ± .015

 N/A .270 in a1060.jpg

C Nom.

 N/A .025 in

øD + .000 - .004

 N/A .155 in

E Max.

 N/A .198 in

F + .005 -.000

 N/A .054 in

L ± .015

 N/A .605 in

K Ref.

 N/A .230 in

Install Drill Size Ref.

 N/A 5/32

Install Hole Size Min.

 N/A .155 in

Install Hole Size Max.

 N/A .157 in

Pull Up Factor

 N/A .055 in

Weight per 1000

 N/A 2.1 lb

Fastening

 N/A Uninstalled

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®)