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#3 SEMS Machine Screws (ASME B18. 13)

SEMS® Machine Screws are machine screws with pre-assembled captive washers, designed to speed total assembly time in a manufacturing process.

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Buy SEMS Machine Screws from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Irwin IndOntSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48 x 5/163-48 x 5/16 phillips pan head m/s with external tooth lockwasher sems cleaned 18-8 stainless steel b18.1310100
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Irwin IndOntSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48 x 1/43-48x1/4 pan torx on 2 head m/s split l/w sems 18-8 304 b18.1360000
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