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 5985-01-316-8914
NSN 6150-01-076-4811
NSN 5945-00-864-3726
NSN 2925-01-142-0981
NSN 6650-00-738-5418
NSN 5965-01-641-0237
NSN 6240-01-364-8696
NSN 5835-00-431-4451
NSN 5895-01-600-2779
NSN 6110-01-079-8800
NSN 2925-01-301-1727
NSN 5999-01-317-2375