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 5990-01-421-5342
NSN 5855-01-343-7943
NSN 5975-00-216-4848
NSN 2925-01-527-8745
NSN 6685-00-969-3146
NSN 4140-01-127-6112
NSN 5895-00-187-2850
NSN 5930-00-421-1952
NSN 6320-01-299-6367
NSN 5925-00-550-4946
NSN 6320-01-062-9351
NSN 6220-00-607-5961