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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Standoffs for Sheet Metal > Standoffs for Installing Into Stainless (all) – Types BSO4, SO4, TSO4 > Threaded Standoff for Installation Into Ultra-Thin Stainless Steel - Type TSO4 > Threaded Standoffs for Stainless Sheets as Thin as .025” - Types TSO4 – Unified > Part # TSO4-256-687  

Part # TSO4-256-687, Threaded Standoffs for Stainless Sheets as Thin as .025” - Types TSO4 – Unified

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 Specifications   

Thread Size
.086-56 (#2-56)

Thread Code
256

Length Code
687

Style1
#3

Min. Sheet Thickness
.025 in

Hole Size in Sheet + .003 - .000
.166 in

C + .000 - .005

 View
.165 in

F - Min. Thread Depth
.200 in

H - Nom.
.187 in

L - Length ± .0032
.687 in

Min. Dist. Hole C/L to Edge
.23 in

For Use in Sheet Hardness3
HRB 88 / HB 183 or Less

Thread Specification
Internal, ANSI B1.1, 2B

Fastener Material
Heat treated 400 Series Stainless Steel

Standard Finish
Passivated and/or tested per ASTM A380
1 Style #1 - Thru-threaded.
Style #2 - Screw might not pass through unthreaded end. Tapped to minimum full thread depth shown. Incomplete threads on tap may allow screw to pass through.
Style #3 - Blind.
2 Available in other lengths on special order.
3 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.



 DOWNLOADS 

Type TSO4 Self-Clinching Standoffs Brochure
(PDF, 243KB)

PEM Bulletin SO