Barrel rockwell c scale 38 min and @rockwell c scale 42 max
A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.
Classification: Nuts of iron or steel
NSN 2925-00-724-9252
NSN 5996-01-220-5420
NSN 5910-01-445-6903
NSN 6110-01-106-2708
NSN 5965-00-296-9994
NSN 5855-00-361-0167
NSN 6610-01-023-6073
NSN 6240-00-727-8573
NSN 5935-00-489-2104
NSN 6620-00-431-3837
NSN 6145-00-767-8124
NSN 5999-01-579-3866