MIL-S-1222F, MILITARY SPECIFICATION: STUDS, BOLTS, HEX CAP SCREWS, SOCKET HEAD CAP SCREWS AND NUTS (09 DEC 1963) [S/S BY MIL-DTL-1222J]

MIL-S-1222F, MILITARY SPECIFICATION: STUDS, BOLTS, HEX CAP SCREWS, SOCKET HEAD CAP SCREWS AND NUTS (09 DEC 1963) [S/S BY MIL-DTL-1222J]., This specification covers standard studs, bolts, hex cap screws, socket head cap screws, and nuts in diameters of 1/4 inch and larger for critical applications where a high degree of reliability is required.