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Blind self-clinching standoffs
BSO-3,5M3-8
Type BSO (carbon steel)
Type BSOS (stainless steel)
With blind threads for tight sealing. Available in different lengths.

Technical Specification
Thread d1
M3
Min. sm
1.0 mm
L
+0.05
-0.13
8 mm
Hole-Ø in the sheet
+0.08
0
5.4 mm
Material
Case-hardened zinc-plated carbon steel, bright-finished aluminium on request.
Use
For sheet hardnesses up to HRB 80.
3D-Data available
Order description
BSO-3,5M3-8
d2
0
-0.13
5.39 mm
d3
5.6 mm
sw
6.4 mm
Depth of thread tmin.
4 mm
Min. edge distance up to the hole centre
6.8 mm
Note
For sheet applications > HRB 80, type BSO4 should be used.
Tools
Identify order numbers of PEMSERTER® tools (anvils and punches): Tooling Selector