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 6610-01-033-2402
NSN 6145-00-005-8341
NSN 4140-01-406-0541
NSN 6145-00-062-7897
NSN 5990-00-905-6472
NSN 5999-01-046-2690
NSN 5960-01-469-7484
NSN 5965-00-860-8954
NSN 6650-01-594-7846
NSN 6685-01-152-2768
NSN 5950-01-482-9444
NSN 5915-01-116-7505