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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Fasteners for Mounting into Printed Circuit Boards > Nuts and Spacers/Standoffs, Surface Mount – Types SMTSO, SMTSOB, SMTSS™, SMTSK™, SMTBSO™ > ReelFast® Surface Mount Nuts and Spacers/Standoffs -
Type SMTSO - Unified > Part # SMTSO-143-12ET  
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Part # SMTSO-143-12ET, ReelFast® Surface Mount Nuts and Spacers/Standoffs -
Type SMTSO - Unified


Type SMTSO - ReelFast® surface mount nuts and standoffs are available threaded and unthreaded.

Packaged on 330 mm recyclable reels. Tape width is 24 mm. Supplied with polyimide patch for vacuum pick up. Reels conform to EIA-481.




 Specifications   

Thru-Hole + .004-.003
.143 in

Thru-Hole Code
143

Length Code
12

L - Length ± .005

 View
.375 in

Min. Sheet Thickness
.060 in

A Max.
.060 in

C Max.
.208 in

E ± .005
.281 in

øH - Hole Size in Sheet + .003 - .000
.213 in

øD - Min. Solder Pad
.306 in

Parts per Reel
300

Pitch
16 mm

For Use in Sheet Hardness1
P.C. Board

Fastener Material
Carbon Steel

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

CAD Supplier
PennEngineering® (PEM®)
1 For use in P.C. Board



 DOWNLOADS 

PEM Bulletin K


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