PennEngineering
PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone: 215-766-8853
Toll-Free Phone: 1-800-237-4736 (U.S. only)
Email: info@pemnet.com
Website: www.pemnet.com
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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

Specifications

Thread Size

 N/A 5/16-18

Grip Range

 N/A .331 - .406 in

Identification Mark

 N/A 3 Rad.

B Ref.

 N/A .656 in a1058.jpg

C Max.

 N/A .104 in

øD + .000 - .004

 N/A .413 in

E Max.

 N/A .505 in

F + .005 -.000

 N/A .120 in

J Ref.

 N/A .940 in

K Ref.

 N/A .565 in

Install Drill Size Ref.

 N/A Z

Install Hole Size Min.

 N/A .413 in

Install Hole Size Max.

 N/A .423 in

Pull Up Factor

 N/A .120 in

Weight per 1000

 N/A 10.2 lb

Fastening

 N/A Installed

Thread Specification

 N/A 3B per ASME B1.1

Standard Material

 N/A 6053 Aluminum or 6061 Aluminum

Standard Finish

 N/A Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant

CAD Supplier

 N/A PennEngineering® (Atlas®)