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 5835-00-733-9145
NSN 7035-00-079-7189
NSN 5975-01-186-3222
NSN 5910-00-318-8766
NSN 5985-00-836-0641
NSN 5920-01-648-8343
NSN 7035-01-651-0678
NSN 6645-01-370-4259
NSN 6150-01-455-8931
NSN 5915-01-335-0187
NSN 5930-01-063-7169
NSN 5965-01-088-5414