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 6135-00-223-9563
NSN 5895-01-511-8554
NSN 5990-00-716-7796
NSN 5950-00-127-8261
NSN 6135-01-313-8323
NSN 5930-01-326-4397
NSN 6150-00-316-3223
NSN 5945-01-643-6891
NSN 5965-01-069-5650
NSN 6320-01-384-3850
NSN 6685-01-540-0222
NSN 6135-01-529-8523