MS9287A (AMENDMENT 1), MILITARY STANDARD: BOLT, MACHINE-STEEL AMS 6322, BLACK OXIDE, HEXAGON HEAD, .4375-20 UNJF-3A (08 JUL 2003).
MS9287A (AMENDMENT 1), MILITARY STANDARD: BOLT, MACHINE-STEEL AMS 6322, BLACK OXIDE, HEXAGON HEAD, .4375-20 UNJF-3A (08 JUL 2003).