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 use in straight holes.
  • Self-aligning lead-in of insert provides for accurate alignment prior to installation.
  • Aluminum inserts ideal for light weight designs.
  • Aluminum and stainless steel inserts offer lead-free alternative.
Unit of Measure

Specifications

Thread Size

 N/A .250-20 (1/4-20)

Type

 N/A IUTA
Thread Code1 N/A 0420

A ± .005

 N/A .300 in a1288.jpg

E ± .009

 N/A .342 in

C ± .005

 N/A .310 in

S1 Nom.

 N/A .046 in

S2 Nom.

 N/A .062 in

Min. Hole Depth

 N/A .330 in

Hole Dia. + .003 -.000

 N/A .316 in

Thread Specification

 N/A 2B per ASME B1.1

Standard Material

 N/A Aluminum

Standard Finish

 N/A Plain

CAD Supplier

 N/A PennEngineering® (SI®)
  • 1 Thread tapped thru, Class 3A/4h screw must pass with finger torque, but basic go gauge may stop at last thread.