ASME B18.2.1 Grade BD Hex Cap Screws - Fine Thread - Steel Zinc & Yellow
Looking for the ASME B18.2.1 hex cap screws or MS90727F series hex cap screws?
We carry ASME B1821 fine thread military hex head cap screw series. It supersedes the MS90727F military spec.
Stock sizes include 1/4-28 through 1-1/8-12 in Grade BD Steel with Zinc Yellow finish.
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