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  • Designed for high load applications. Countersunk feature allow fastener to be installed flush with sheet surface.
  • 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

 #8-32

Grip Range

 .201 - .241 in

Identification Mark

 1 Circ.

A ± .015

 .625 in

B Ref.

 .355 in
a1058.jpg

C Max.

 .063 in

øD + .000 - .004

 .221 in

E Max.

 .271 in

F + .005 -.000

 .054 in

Install Drill Size Ref.

 #2

Install Hole Size Min.

 .221 in

Install Hole Size Max.

 .226 in

Pull Up Factor

 .065 in

Weight per 1000

 3.8 lb

Fastening

 Uninstalled

Thread Specification

 3B per ASME B1.1

Standard Material

 Alloy No. 260 Brass

Standard Finish

 None - bright as machined

CAD Supplier

 PennEngineering® (Atlas®)

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