A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding, intergral prongs or by bonding.
NSN 5920-00-213-6411
NSN 6620-01-464-6762
NSN 6620-00-155-2608
NSN 6620-00-974-6795
NSN 5905-01-071-7655
NSN 6645-01-600-0772
NSN 5999-00-882-8720
NSN 5990-01-590-4515
NSN 6240-01-370-4061
NSN 5975-01-286-2330
NSN 5945-01-520-4088
NSN 6645-01-657-2604