12.9; coarse threads
No other part numbers with same form, fit, and function found.
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 5855-01-572-5390
NSN 6650-01-418-9471
NSN 5910-01-512-1340
NSN 6650-01-199-7347
NSN 6150-01-474-8456
NSN 5950-00-555-2881
NSN 5915-00-170-6775
NSN 6145-01-187-2034
NSN 5915-01-373-1708
NSN 5960-01-379-3947
NSN 6650-00-554-4568
NSN 2925-00-511-0325