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 5999-01-557-7414
NSN 6650-01-027-1181
NSN 6645-01-191-0107
NSN 6610-00-737-6611
NSN 6685-01-147-4532
NSN 5920-01-193-1356
NSN 5915-01-567-5066
NSN 5910-01-067-7328
NSN 6110-01-341-0936
NSN 5990-01-538-6115
NSN 5835-01-442-6482
NSN 7035-01-126-6023