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These standoffs, which use the proven self-clinching design, install with a squeeze in properly sized round holes - and become permanently mounted in the thin sheet.

When blind-threaded types are used, outer sheet surfaces are not only flush, but c
Unit of Measure

Thread Size

N/A .112-40 (#4-40)

Thread Code

N/A 6440

Length Code

N/A 12
Min. Sheet Thickness1 N/A .040 in

Hole Size in Sheet + .003 - .000

N/A .213 in

C + .000 - .005

N/A .212 in a1351.jpg

F Min.

N/A .156 in

H Nom.

N/A .250 in

L - Length +.002 –.005

N/A .375 in

Min. Dist. Hole C/L to Edge

N/A .27 in
For Use in Sheet Hardness2 N/A HRB 80 / HB 150 or less

Thread Specification

N/A Internal, ANSI B1.1, 2B

Fastener Material

N/A Heat-Treated Carbon Steel

Standard Finish

N/A Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless

CAD Supplier

N/A PennEngineering® (PEM®)
  • 1 For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.
  • 2 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.

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