A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
NSN 6610-01-363-9745
NSN 5855-01-037-7342
NSN 5975-01-559-0440
NSN 5930-01-462-2954
NSN 2925-00-215-4954
NSN 5960-01-160-3437
NSN 5960-01-573-6483
NSN 6130-00-218-1363
NSN 5895-01-384-3565
NSN 5985-01-499-0047
NSN 6645-00-183-8812
NSN 6130-00-902-5692