Part # BSO4-3.5M3-20, Blind Threaded Standoffs for Installation into Stainless Steel - Type BSO4

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.

Types BSO4 standoffs are for installation into stainless steel sheets as thin as 1

Unit of Measure

Specifications

Thread Size x Pitch	N/A M3 x 0.5
Thread Code	N/A 3.5M3
Length Code	N/A 20
Material Code	N/A 4
Min. Sheet Thickness	N/A 1.0 mm
Hole Size in Sheet + 0.08	N/A 5.41 mm
C - 0.13	N/A 5.39 mm
F Min.	N/A 9.50 mm
H Nom.	N/A 6.4 mm
L - Length + 0.05 –0.13	N/A 20 mm
Min. Dist. Hole C/L to Edge	N/A 6.8 mm
For Use in Sheet Hardness¹	N/A HRB 88 / HB 176 or Less
Thread Specification	N/A Internal, ANSI/ASME B1.13M, 6H
Fastener Material	N/A 400 Series Stainless Steel
Standard Finish	N/A Passivated and/or tested per ASTM A380
CAD Supplier	N/A PennEngineering® (PEM®)

¹ HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.

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Thread Size x Pitch

Thread Code

Length Code

Material Code

Min. Sheet Thickness

Hole Size in Sheet + 0.08

C - 0.13

F Min.

H Nom.

L - Length + 0.05 –0.13

Min. Dist. Hole C/L to Edge

Thread Specification

Fastener Material

Standard Finish

CAD Supplier