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Description :F-SO-Thread ø-Length-Finish : eg F-SO-M4-16-Z

Self Clinching Through Hole Standoffs provide a strong torque resistant female thread in thin sheet material and can also be used as a spacer.

Available in Steel and Stainless Steel in thread sizes M2.5 to M5


Lengths Thread Size Length (L) ± 0.2
M3 3 4 5 6 8 10 12 14 16 18 20
3.5M3 3 4 5 6 8 10 12 14 16 18 20
M4 3 4 5 6 8 10 12 14 16 18 20 22
M5 3 4 5 6 8 10 12 14 16 18 20 22 25

Length mm 3 4 5 6 8 10 12 14 16 18 20 22 25
Through Hole 'B' Dimension ± 0.25 _ 4 8 10 12

Thread & Pitch Hole Size in Panel + 0.08 - 0.0 Min Sheet Thickness C + 0.0 - 0.13 A Nom Min C/L to edge of panel Torque Out Nm Push Out Nm
M3 x 0.5 4.22 1.02 4.2 4.8 6 2.63 1012
3.5M3 x 0.5 5.41 1.02 5.39 6.4 6.8 4.1 1879
M3.5 x 0.6 5.41 1.02 5.39 6.4 6.8 4.1 1879
M4 x 0.7 7.14 1.27 7.12 7.9 8 8.48 2517
M5 x 0.8 7.14 1.27 7.12 7.9 8 8.48 2517

Materials

Finishes Limitations Part Numbers

Materials:-

Carbon Steel

300 Series Stainless Steel (A2)

400 Series Stainless Steel

(400)

Finishes:- Bright Zinc / Clear Passivate (ZI) & Other Finishes to Order

The following installation panel material hardness limitations apply when installing Self Clinching Standoffs.

Steel Clinch Standoffs: 80HRB Max,

300 series Stainless Steel Clinch Standoffs: 70HRB Max, 400 series Stainless Steel Clinch Standoffs:

Type | Thread | Length | Finish i.e. : F-SO-M4-16-Z

(Blind Standoff - M4 x 16mm - Steel - BZP)

i.e. : F-SO-3.5M3-10-A2

(Blind Standoff - 3.5M3 x 10mm - Stainless 5.4mm Hole Size)

Through Hole Standoff Tooling

Install using a squeezing action - the material is displaced in to the coining ring firmly fixing the fastener.

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