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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.
Unit of Measure

Thread Size

 N/A .112-40 (#4-40)

Thread Code

 N/A 440

Length Code

 N/A 12
L - Length ± .0051
N/A .375 in ReelFast--Surface-Mount-Standoffs---Type-SMTSOB-2_1.JPG

Min. Sheet Thickness

 N/A .060 in

A Max.

 N/A .060 in

C Max.

 N/A .161 in

E ± .005

 N/A .219 in

øH - Hole Size in Sheet + .003 - .000

 N/A .166 in

øD - Min. Solder Pad

 N/A .244 in

Parts per Reel

 N/A 300

Pitch

 N/A 16 mm

For Use In

 N/A P.C. Board

Thread Specification

 N/A Internal, ASME B1.1, 2B

Fastener Material

 N/A Brass
Standard Finish2 N/A Electro-Plated Tin, ASTM B 545, Class A with Clear Preservative Coating, annealed

CAD Supplier

 N/A PennEngineering® (PEM®)

Inventory

 N/A {0}
  • 1 The “L” dimension is the height of the installed stud at max grip. The height of the stud will increase if it is installed into thinner material. To calculate “actual L” use this formula: max grip - actual grip + L = “actual L”
  • 2 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 mig