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 6130-00-078-3824
NSN 6645-00-816-5337
NSN 6135-00-553-7995
NSN 5998-00-528-7403
NSN 5965-01-032-9146
NSN 5930-00-326-5024
NSN 5999-01-384-5732
NSN 6135-01-394-8087
NSN 6135-00-686-4777
NSN 6145-00-999-6680
NSN 5990-01-352-5255
NSN 5990-01-322-9781