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 All Categories    ReelFast® Brass Surface Mount Nuts and Spacers/Standoffs - Type SMTSOB – Metric
PennEngineering
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® Brass Surface Mount Nuts and Spacers/Standoffs - Type SMTSOB – Metric > Part # SMTSOB-M25-3ET  

Part # SMTSOB-M25-3ET, ReelFast® Brass Surface Mount Nuts and Spacers/Standoffs - Type SMTSOB – Metric

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Type SMTSOB™ - ReelFast® brass fasteners are ideal for applications which demand superior electrical/mechanical attachment points.

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   

Thread Size x Pitch
M2.5 x 0.45

Thread Code
M25

Length Code
3

L - Length ± 0.13

 View
3 mm

Min. Sheet Thickness
1.53 mm

A Max.
1.53 mm

C Max.
4.09 mm

E ± 0.13
5.56 mm

øH - Hole Size in Sheet + 0.08
4.22 mm

øD - Min. Solder Pad
6.2 mm

Parts per Reel
1000

Pitch
12 mm

For Use In
P.C. Board

Thread Specification
Internal, ASME B1.13M, 6H

Fastener Material
Brass

Standard Finish1
Electro-Plated Tin, ASTM B 545, Class A with Clear Preservative Coating, annealed

CAD Supplier
PennEngineering® (PEM®)
1 The tin deposit on type SMTSOB meets the requirements of ASTM B545, Class A and although the copper and nickel barrier layers used under the tin do not strictly comply with ASTM B545 thickness requirements they have proven effective at preventing zinc migration and providing the specified solderable shelf life.


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·  ReelFast Surface Mount Standoffs - Type SMTSOB 2



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PEM Bulletin K