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 5985-00-152-2693
NSN 6610-01-023-6073
NSN 6645-00-809-9833
NSN 5935-01-400-5949
NSN 5855-00-832-9341
NSN 5998-01-293-3931
NSN 5990-00-593-5089
NSN 5905-01-163-9075
NSN 5945-01-545-0933
NSN 5835-01-039-4975
NSN 5905-01-285-2006
NSN 6610-01-345-7364