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 6105-01-477-9422
NSN 5935-01-113-6109
NSN 2925-01-625-6841
NSN 5910-01-221-2314
NSN 5960-01-336-5459
NSN 5855-01-083-1027
NSN 5835-00-479-0464
NSN 5910-01-549-5358
NSN 5990-00-369-5212
NSN 5985-01-227-1526
NSN 5945-00-225-8421
NSN 4140-01-127-8992