An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
NSN 5915-01-094-6921
NSN 5985-01-469-0042
NSN 5950-00-541-8789
NSN 5895-01-634-0630
NSN 6130-00-289-7050
NSN 7035-01-570-1095
NSN 5996-01-101-8770
NSN 6610-01-477-4787
NSN 6685-00-606-8178
NSN 6610-01-660-9082
NSN 5996-01-136-2397
NSN 5925-00-011-6754