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 6645-01-633-1852
NSN 4140-00-170-1567
NSN 5985-00-825-1815
NSN 6645-01-265-0648
NSN 6150-01-148-6944
NSN 5905-01-334-5550
NSN 5910-01-287-9780
NSN 7035-01-627-4757
NSN 5910-00-220-6715
NSN 5950-01-414-8706
NSN 4140-01-212-8286
NSN 6220-01-010-3958