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PennEngineering
All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Captive Panel Screws and Hardware > Heat Sink Mounting System - Types HSCB™, HSR™, HSL™ > HSR™ Broaching Nut / Standoff > HSR™ Broaching Nut / Standoff - Unified > Part # HSR-440-2-ET  

Part # HSR-440-2-ET, HSR™ Broaching Nut / Standoff - Unified

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 Specifications   

Thread Size
.112-40 (#4-40)

Thread Code
440

A (Shank) Max.

 View
.060 in

Min. Sheet Thickness
.060 in

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

C ± .003
.184 in

EN ± .005
.219 in

F ± .010
.060 in

TN ± .005
.065 in

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

Thread Specification
Internal, ASME B1.1, 2B

Material
Carbon Steel

Finish
Electro-Plated Tin, ASTM B545, Class B with Clear Preservative Coating, Annealed

For Use in Sheet Hardness
HRB 60 or Less (Hardness Rockwell "B" Scale)
HB 107 or Less (Hardness Brinell)

CAD Supplier
PennEngineering® (PEM®)



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Heat Sink Mounting System
(PDF, 423KB)


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DB Roberts
Heilind Electronics

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Wilmington, MA 01887
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