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 5999-00-585-3338
NSN 5975-00-900-4013
NSN 5950-00-913-5996
NSN 5905-01-256-6036
NSN 5985-01-406-9854
NSN 5925-01-345-1422
NSN 6110-00-351-8996
NSN 5895-00-556-6125
NSN 5920-00-059-3073
NSN 6610-01-303-9516
NSN 5985-01-368-9327
NSN 6150-00-987-5809