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 4140-01-533-8424
NSN 5990-01-033-1423
NSN 6645-01-294-6403
NSN 5920-01-408-0658
NSN 5920-01-236-4305
NSN 5925-01-344-7489
NSN 6145-01-079-0869
NSN 5925-00-377-6368
NSN 6150-01-359-1253
NSN 6110-01-207-7954
NSN 6110-01-354-7145
NSN 5910-01-220-3191