Boss on ball seat 0.188 in. High, 1.062 in. Dia
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.
Classification: Nuts of iron or steel
NSN 6135-01-190-2628
NSN 6620-01-374-2628
NSN 6145-01-373-8789
NSN 4140-00-473-8189
NSN 6320-00-174-1362
NSN 5915-01-085-6528
NSN 6240-01-633-9357
NSN 5920-00-647-3467
NSN 5996-00-768-0171
NSN 5905-01-346-8053
NSN 6145-00-234-0251
NSN 5910-01-568-2173