首頁 / 製品
CAD (0) ▾
  • Cart is empty
  1. Request CAD files
  • Feature a minimized-profile head and knurled shank.
  • Allows near-flush installations with no need for special hole preparations such as countersinking or dimpling.
  • Additional thread sizes and grip ranges available.
  • Also available in aluminum, brass, and monel ®. Call for availability.
Unit of Measure

Thread Size

 1/4-20

Grip Range

 .027 - .165 in

B ± .015

 .455 in
a1026.jpg

C Nom.

 .022 in

øD Max.

 .390 in

M Ref.

 .380 in

Hole Size in Sheet + .006 - .000

 .391 in

Fastening

 Installed

Thread Specification

 2B per ASME B1.1

Standard Material

 Low Carbon Steel, C-1008 or, C-1010 or equivalent

Standard Finish

 Zinc plated per ASTM B633, SC1 (5µm), Type II, yellow

CAD Supplier

 PennEngineering® (Atlas®)

TOP