Three undercuts
A headed, cylindrically-shaped metal item having a shank and/or shoulder offset from the geometric center of the head. If shouldered, a portion of the shank and/or shoulder may be concentric with the head.
NSN 6685-01-406-5348
NSN 6135-01-370-2599
NSN 6220-00-576-3960
NSN 5895-00-700-4622
NSN 6130-01-308-9390
NSN 6320-01-578-6006
NSN 6135-01-040-1446
NSN 5920-01-547-0278
NSN 5925-01-397-8522
NSN 5960-01-278-9394
NSN 4140-01-104-9279
NSN 6685-01-115-8407