Item is domestic grade 8 zii with hex head countersunk
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 6685-01-534-9719
NSN 4140-00-547-8918
NSN 5945-00-517-9566
NSN 5915-01-022-4669
NSN 4140-00-252-0879
NSN 5985-01-244-4274
NSN 6135-00-377-9165
NSN 6130-00-777-8193
NSN 5965-00-170-8676
NSN 4140-00-720-4993
NSN 6650-01-597-6041
NSN 6130-00-333-5933