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 6150-01-011-0289
NSN 5915-01-093-8302
NSN 4140-01-431-6560
NSN 5996-01-146-9481
NSN 6610-01-038-2122
NSN 5935-01-185-5178
NSN 6220-00-559-3555
NSN 6220-01-430-0442
NSN 6650-01-357-4670
NSN 6610-00-186-9180
NSN 5945-00-272-5536
NSN 6105-01-406-7161