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 6685-01-547-5185
NSN 5905-01-553-5867
NSN 6610-00-451-8840
NSN 6320-00-521-9350
NSN 6105-01-165-6923
NSN 6145-01-375-0778
NSN 5855-01-449-4580
NSN 4140-01-225-3094
NSN 6620-01-145-1278
NSN 6240-01-444-3508
NSN 2925-01-657-9741
NSN 5920-01-633-2932