An item consisting of three or four parts, two of which form a grooved body and have tapered threads that are held firmly in place by rounded hexagonal nuts.
NSN 5990-01-290-1425
NSN 5895-01-309-5015
NSN 5910-00-276-8592
NSN 5990-01-492-6575
NSN 5950-00-836-7160
NSN 6620-01-337-9070
NSN 5975-01-200-7710
NSN 4140-00-925-4149
NSN 6610-01-223-6094
NSN 5960-01-229-5052
NSN 5835-01-384-3206
NSN 2925-01-087-4184