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 6150-01-238-2292
NSN 6685-01-485-0604
NSN 6145-01-633-2367
NSN 6685-01-430-4304
NSN 5855-01-057-7818
NSN 7035-01-463-9855
NSN 5965-00-739-2063
NSN 5999-01-392-2280
NSN 5920-00-910-4531
NSN 4140-01-420-6986
NSN 5996-00-804-2698
NSN 6150-01-109-2266