Hardness rating for cradle is rockwell c 37-43
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 5975-01-012-2486
NSN 6620-01-173-8804
NSN 5935-01-574-7802
NSN 6110-01-170-1298
NSN 6110-01-415-6545
NSN 6135-00-738-5571
NSN 5935-01-201-8468
NSN 6685-01-344-7273
NSN 6620-01-184-9210
NSN 5895-01-284-5133
NSN 6620-00-807-6954
NSN 5895-01-527-7225