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 5975-00-276-7559
NSN 5920-01-619-7253
NSN 6135-00-938-1351
NSN 6645-01-525-7493
NSN 5935-01-451-8789
NSN 6320-00-300-5556
NSN 6110-01-422-3783
NSN 5915-01-606-4386
NSN 5985-01-430-2570
NSN 5895-01-315-1880
NSN 6320-01-618-3835
NSN 6650-00-856-8020