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 6240-01-501-5688
NSN 6220-00-057-2236
NSN 5905-00-535-3846
NSN 5930-01-430-0144
NSN 6150-01-525-5521
NSN 5925-00-785-2676
NSN 7035-01-589-0430
NSN 6145-01-399-1158
NSN 5925-01-237-2501
NSN 6220-00-919-8172
NSN 5990-01-312-2638
NSN 6685-01-123-9275