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 5975-01-227-2389
NSN 6620-00-269-5168
NSN 6130-01-387-5167
NSN 5855-01-478-6583
NSN 6145-01-349-4918
NSN 5999-01-102-5742
NSN 6610-01-051-6275
NSN 5996-00-951-1395
NSN 6240-01-208-9587
NSN 5960-01-118-3394
NSN 5960-01-362-9638
NSN 6610-01-518-9888