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 6110-01-461-3612
NSN 6145-01-411-1210
NSN 4140-00-242-0902
NSN 7035-01-403-2841
NSN 5935-01-606-6601
NSN 5905-00-032-2388
NSN 5965-01-593-9931
NSN 6645-01-585-2264
NSN 5930-01-245-3247
NSN 5935-00-471-0099
NSN 5855-01-066-8742
NSN 6685-00-915-5601