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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.

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

Thread Size x Pitch

M3 x 0.5

Thread Code

M3

Length Code

12

Min. Sheet Thickness

1.0 mm

Hole Size in Sheet + 0.08

4.22 mm

B - Counter-Bore Dia. ± 0.13

3.20 mm a1349.jpg

C - 0.13

4.2 mm

D ± 0.25

4.00 mm

H Nom.

4.8 mm

L - Length +0.05 –0.13

12 mm

Min. Dist. Hole C/L to Edge

6.00 mm
For Use in Sheet Hardness1 HRB 80 / HB 150 or less

Thread Specification

Internal, ANSI/ASME B1.13M, 6H

Fastener Material

Heat-Treated Carbon Steel

Standard Finish

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

CAD Supplier

PennEngineering® (PEM®)
  • 1 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.