A straight one piece adapter with threads on one end differing from the threads on the opposite end, used for connecting drill pipes, drill collars, or drill rods to drill bits or for connecting swivels to drill rods in well drilling and servicing operations. Excludes tool joints.
Classification: Parts, nesoi, of machinery of heading 8429 or 8430
NSN 5965-01-437-9721
NSN 5855-00-118-8762
NSN 6685-00-961-8293
NSN 6650-01-107-7553
NSN 6620-00-006-1915
NSN 5990-00-104-4903
NSN 6320-01-054-3046
NSN 7035-00-300-3208
NSN 7035-01-305-1950
NSN 6610-00-951-0345
NSN 5835-01-412-0344
NSN 5905-01-429-3444