4330-01-425-7680 (F1R12-A55-1012-001)
4330-01-425-7680 is equivalent to manufacture part number 4450K1. It is a exhaust-intake pneumatic muffler and is classified under Federal Supply Class 4330 (4330 - Centrifugals, Separators, and Filters), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4330 - Centrifugals, Separators, and Filters and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.