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 5985-01-382-9979
NSN 6645-01-307-8203
NSN 5975-01-532-3380
NSN 5996-01-657-2029
NSN 5930-01-480-4323
NSN 5935-01-220-3000
NSN 6110-01-006-6718
NSN 5915-00-525-5753
NSN 5835-01-647-6426
NSN 7035-00-585-2113
NSN 5925-00-406-6398
NSN 5985-00-302-9394