6630-01-142-9823 (NA530R)
6630-01-142-9823 is equivalent to manufacture part number NA530R. It is a nitrogen oxide analyzer and is classified under Federal Supply Class 6630 (6630 - Chemical Analysis Instruments), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6630 - Chemical Analysis Instruments and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.