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 5915-01-609-8557
NSN 5996-01-054-3226
NSN 5985-01-032-3278
NSN 6610-01-082-7332
NSN 6685-01-147-8611
NSN 5915-00-161-4409
NSN 5996-01-359-5912
NSN 5905-01-525-7909
NSN 6650-00-373-9220
NSN 5975-01-577-7581
NSN 5945-01-039-9467
NSN 5930-01-184-9380