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 6645-00-108-6479
NSN 5895-01-496-5058
NSN 5975-00-947-9960
NSN 6320-01-181-9474
NSN 5855-00-941-6412
NSN 5925-00-468-2757
NSN 5910-01-529-7205
NSN 6685-00-264-3986
NSN 6150-01-559-9484
NSN 5960-01-093-4892
NSN 6105-01-469-7769
NSN 6610-00-553-5103