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 5835-01-622-2556
NSN 5975-01-484-9263
NSN 5999-00-248-5814
NSN 6150-00-705-0302
NSN 6320-01-564-0893
NSN 4140-00-059-7575
NSN 6150-00-840-3674
NSN 6610-01-039-0788
NSN 5996-00-114-1799
NSN 5910-00-541-1381
NSN 5975-00-800-3178
NSN 6110-01-187-5807