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 5975-00-042-7912
NSN 6620-00-366-1365
NSN 2925-01-391-9247
NSN 5855-01-398-0090
NSN 5990-00-655-3065
NSN 6135-00-826-4798
NSN 4140-01-452-2980
NSN 5915-01-213-7304
NSN 5999-01-076-2269
NSN 5915-01-157-6617
NSN 5985-00-014-5838
NSN 6685-01-170-6764