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 5990-01-045-7754
NSN 6105-01-312-6055
NSN 5998-01-452-2839
NSN 6150-01-432-8515
NSN 5965-00-636-4926
NSN 5975-00-433-5983
NSN 5915-00-339-3015
NSN 6620-00-448-6442
NSN 5905-01-139-2642
NSN 5915-01-346-7186
NSN 5965-01-379-7706
NSN 6645-00-816-5337