4320-00-766-1019 (R807REVAIT32)
4320-00-766-1019 is equivalent to manufacture part number B132A. It is a wearing ring and is classified under Federal Supply Class 4320 (4320 - Power and Hand Pumps), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4320 - Power and Hand Pumps and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.