sigh007 发表于 2012-3-21 19:17:22

MIL-W-45595D


                   MIL-W-45595D, MILITARY SPECIFICATION: WASHERS, SHOULDERED, RECESSED, SADDLE, CONCAVE AND CONVEX (16 AUG 1985) ., This specification covers washers;  Shouldered, Recessed, Saddle, Concave, and Convex.         
         
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