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 5999-01-413-2876
NSN 6685-00-235-7248
NSN 5915-01-380-0657
NSN 6220-01-492-4470
NSN 6645-01-432-7943
NSN 5935-00-307-7713
NSN 5935-01-483-7432
NSN 6620-00-067-4946
NSN 6145-00-245-8239
NSN 5925-01-105-2704
NSN 5965-01-434-4095
NSN 6105-00-045-1920