Catalog

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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

Thread Size

 N/A .250-28 (1/4-28)

Type

 N/A IUTB
Thread Code1 N/A 0428

A ± .005

 N/A .500 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 .530 in

Hole Dia. + .003 -.000

 N/A .316 in

Thread Specification

 N/A 2B per ASME B1.1

Standard Material

 N/A Free-machining, Leaded Brass

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.