Part # SO-43.1-4ZI, Thru-Hole Unthreaded Standoffs - Types SO, SOA SOS

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.

Unthreaded standoffs are also available for spacing multi-panel assemblies.

Unit of Measure

Specifications

Thru-Hole Code	N/A 43.1
Length Code	N/A 4
Min. Sheet Thickness	N/A 1.0 mm
Hole Size in Sheet + 0.08	N/A 4.22 mm
B - Thru-hole Diameter + 0.1 - 0.08	N/A 3.1 mm
C - 0.13	N/A 4.2 mm
H Nom.	N/A 4.8 mm
L - Length +0.05 –0.13	N/A 4 mm
Min. Dist. Hole C/L to Edge	N/A 6.00 mm
For Use in Sheet Hardness¹	N/A HRB 80 / HB 150 or less
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 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.

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Thru-Hole Code

Length Code

Min. Sheet Thickness

Hole Size in Sheet + 0.08

B - Thru-hole Diameter + 0.1 - 0.08

C - 0.13

H Nom.

L - Length +0.05 –0.13

Min. Dist. Hole C/L to Edge

Fastener Material

Standard Finish

CAD Supplier