AS3178C BOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, DRILLED, CLOSE TOL SHANK, AMS5643 (UNS S17400), 140 KSI, .4375-20 UNJF-3A

Revised

4/21/2026

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Citation
SAE International Technical Standard, BOLT, MACHINE - DOUBLE HEX EXTENDED WASHER HEAD, DRILLED, CLOSE TOL SHANK, AMS5643 (UNS S17400), 140 KSI, .4375-20 UNJF-3A, SAE Standard AS3178C, Revised April 2026, Reaffirmed October 2006, .
Additional Details
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Published
Yesterday
Product Code
AS3178C
Content Type
Technical Standard
Status
Revised
Language
English

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