No other part numbers with same form, fit, and function found.
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.
Classification: Nuts of iron or steel
NSN 6145-01-528-7853
NSN 5910-00-288-1898
NSN 5895-01-327-3000
NSN 6620-01-390-1121
NSN 5950-01-425-3274
NSN 6685-01-032-5591
NSN 6145-01-202-7772
NSN 6240-01-604-8769
NSN 5855-00-797-8217
NSN 5945-01-231-9607
NSN 6645-01-429-6768
NSN 6645-01-538-3175