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 5975-01-508-4139
NSN 5998-01-289-4734
NSN 5960-01-359-6630
NSN 6145-01-461-0422
NSN 5935-01-575-2858
NSN 6685-01-593-8803
NSN 6610-01-337-9434
NSN 5950-01-258-9741
NSN 6620-01-068-4498
NSN 6130-01-328-6491
NSN 6145-00-990-9700
NSN 5855-01-492-6913