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 6645-01-103-8449
NSN 5945-01-063-7495
NSN 5975-01-487-3748
NSN 5855-01-180-5369
NSN 5999-00-760-0441
NSN 6320-01-582-6668
NSN 5915-01-434-7781
NSN 5935-01-335-1721
NSN 5985-01-500-0880
NSN 5985-01-447-1945
NSN 5855-01-434-1041
NSN 5965-00-716-7078