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 5915-01-506-5224
NSN 5945-01-421-8263
NSN 6135-00-087-5300
NSN 5895-00-910-5849
NSN 5920-01-019-3685
NSN 6685-01-604-1743
NSN 5855-01-448-9794
NSN 6110-00-524-5427
NSN 5905-00-979-0034
NSN 6620-01-407-8253
NSN 6220-00-337-0806
NSN 2925-01-615-9859