0.750 in bottom
An item which resembles any of various nuts in shape and is intended for a subsequent threading operation.
NSN 4140-01-501-6031
NSN 5975-01-013-8842
NSN 6145-00-939-9299
NSN 5999-01-326-6753
NSN 6685-01-303-3249
NSN 5905-01-335-6439
NSN 2925-00-788-0043
NSN 6130-01-353-3261
NSN 5990-00-258-0228
NSN 5975-01-618-7014
NSN 6130-01-380-0042
NSN 7035-01-408-8698