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 6130-00-863-9813
NSN 5998-01-385-1698
NSN 5950-00-442-2787
NSN 6145-01-495-1163
NSN 5925-01-209-9414
NSN 5998-01-043-6605
NSN 5999-01-008-8825
NSN 5905-01-353-5330
NSN 5895-00-952-0032
NSN 5985-01-517-7786
NSN 4140-01-456-9465
NSN 5950-00-504-5337