Hi-Tech Fasteners Inc.
Hi-Tech Fasteners, Inc.
4940 Winchester Boulevard
Frederick, Maryland 21703-7400

Toll Free: 800.466.1940
Tel: 301.831.1277
Fax: 301.831.8296
Email: sales@hitechfasteners.com
Website: www.hitechfasteners.com
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  • Designed for use in straight or tapered holes.
  • Symmetrical design eliminates the need for orientation.
  • Aluminum inserts ideal for light weight designs.
  • Aluminum and stainless steel inserts offer lead-free alternative.
Unit of Measure

Specifications

Thread Size

 .112-40 (#4-40)

Type

 ISB
Thread Code1 440

A ± .005

 .226 in a1289_1.jpg

E ± .009

 .182 in

C ± .003

 .153 in

Min. Hole Depth

 .256 in

Hole Dia. +.003 -.000

 .157 in

Thread Specification

 2B per ASME B1.1

Standard Material

 Free-machining, Leaded Brass

Standard Finish

 Plain

CAD Supplier

 PennEngineering® (SI®)

Inventory
  • 1 Thread tapped thru, Class 3A/4h screw must pass with finger torque, but basic go gauge may stop at last thread