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.

PEM® brand thru-hole threaded standoffs are installed with their heads flush with one surface of the mounting sheet.
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Unit of Measure

Thread Size

 N/A .138-32 (#6-32)

Thread Code

 N/A 632

Length Code

 N/A 4
Min. Sheet Thickness1 N/A .040 in

Hole Size in Sheet + .003 - .000

 N/A .213 in

B - Counter-Bore Dia. ± .005

 N/A .156 in a1349.jpg

C + .000 - .005

 N/A .212 in

D ± .010

 N/A 0 in

H Nom.

 N/A .250 in

L - Length +.002 –.005

 N/A .125 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.