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 5998-01-615-1207
NSN 5905-01-415-5116
NSN 5935-01-590-2316
NSN 5996-01-631-6917
NSN 6645-01-101-1062
NSN 6220-00-272-7497
NSN 6240-01-078-0352
NSN 5950-01-278-9057
NSN 6645-01-211-6502
NSN 5998-01-607-1975
NSN 5905-01-206-2154
NSN 5985-00-104-0301