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 5999-01-386-5834
NSN 5835-00-507-3561
NSN 6110-01-158-6138
NSN 6650-01-606-9209
NSN 5835-01-631-7390
NSN 6620-01-168-8450
NSN 5910-01-462-0401
NSN 6610-01-400-3880
NSN 5920-00-161-0155
NSN 5965-01-226-3024
NSN 5998-00-513-5680
NSN 5925-01-219-5828