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 5855-01-454-1538
NSN 5915-01-352-4905
NSN 7035-01-314-6428
NSN 6650-00-153-3155
NSN 5945-01-010-7931
NSN 5999-01-434-4588
NSN 6130-00-612-0870
NSN 6620-00-314-7989
NSN 5835-01-090-0784
NSN 6220-01-241-9973
NSN 5965-01-277-4161
NSN 6685-00-263-4545