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 5998-01-384-3698
NSN 5930-01-388-2883
NSN 5930-00-263-2582
NSN 5925-01-515-4755
NSN 5935-00-594-0199
NSN 6135-01-268-2152
NSN 6320-00-456-0836
NSN 5975-01-518-5706
NSN 5960-01-543-0235
NSN 5990-00-738-1928
NSN 6220-01-344-8874
NSN 4140-00-269-5795