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Online literature contains the most current information available.
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 TSO, TSOS, and TSOA self-clinching threaded standoffs provide permanent thre
Unit of Measure

Thread Size x Pitch

N/A M2.5 x 0.45

Thread Code

N/A 6M25

Length Code

N/A 400

Material Code



N/A #1

Min. Sheet Thickness

N/A 0.63 mm

Hole Size in Sheet + 0.08

N/A 5.41 mm

C - 0.13

N/A 5.39 mm a1354.jpg

H Nom.

N/A 6.4 mm
L - Length ± 0.081 N/A 4 mm

Min. Dist. Hole C/L to Edge

N/A 7.1 mm
For Use in Sheet Hardness2 N/A HRB 50 / HB 82 or Less

Thread Specification

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

Fastener Material

N/A Aluminum
  • 1 Available in other lengths on special order.
  • 2 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.