6630-01-391-1531 (P5-869-12-0006)
6630-01-391-1531 is equivalent to manufacture part number 47966D. It is a oxygen-nitrogen purity test set 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.