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 2925-01-196-6187
NSN 5910-00-121-1696
NSN 6150-01-471-0160
NSN 5945-00-471-8456
NSN 5925-00-759-8005
NSN 6135-01-511-1975
NSN 6320-01-592-6248
NSN 5905-01-546-6241
NSN 5855-01-023-3727
NSN 5905-01-209-4708
NSN 5910-00-988-4224
NSN 6685-00-506-0090