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
Specifications
Thread Size
N/A.112-40 (#4-40)
Thread Code
N/A440
Length Code
N/A22
Material Code
N/AA
Min. Sheet Thickness1
N/A.040 in
Hole Size in Sheet + .003 - .000
N/A.166 in
B - Counter-Bore Dia. ± .005
N/A.125 in
C + .000 - .005
N/A.165 in
D ± .010
N/A.312 in
H Nom.
N/A.187 in
L - Length +.002 –.005
N/A.687 in
Min. Dist. Hole C/L to Edge
N/A.23 in
For Use in Sheet Hardness2
N/AHRB 50 / HB 82 or less
Thread Specification
N/AInternal, ANSI B1.1, 2B
Fastener Material
N/AAluminum
CAD Supplier
N/APennEngineering® (PEM®)
1 For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.