No other part numbers with same form, fit, and function found.
A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
NSN 6645-00-276-7544
NSN 6320-01-216-1678
NSN 6130-00-050-8998
NSN 5905-01-499-8727
NSN 6320-01-098-2478
NSN 5915-00-932-2301
NSN 5998-00-596-8869
NSN 6130-01-143-2271
NSN 6610-00-314-2605
NSN 7035-01-056-4603
NSN 5950-01-121-7673
NSN 6620-01-502-9104