An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.
NSN 5915-00-257-3178
NSN 6650-01-371-9133
NSN 6620-01-423-7300
NSN 5905-01-086-2751
NSN 5945-01-323-7171
NSN 6145-01-550-9633
NSN 5996-01-557-1119
NSN 6620-01-231-4208
NSN 6110-00-510-3788
NSN 5920-01-199-2931
NSN 6240-01-548-2197
NSN 5915-00-868-1462