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  • No hole required to solder fastener to PC Board
  • Allows for copper traces to run under the fastener which better utilizes space on the board
  • Enhanced performance due to cutout that allows for localized heat up of the area in contact withthe solder.
Unit of Measure

Thread Size

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

Thread Code

 N/A 440

Length Code

 N/A 6

L - Length ± .005

 N/A .187 in Type-SMTBSO_Dim.jpg

E ± .005

 N/A .219 in

øD - Min. Solder Pad

 N/A .244 in

F Min.

 N/A .125 in

Parts per Reel

 N/A 900

For Use In

 N/A P.C. Board

Thread Specification

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

Fastener Material

 N/A Lead-Free Carbon Steel

Standard Finish

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

CAD Supplier

 N/A PennEngineering® (PEM®)