4310-01-228-9185 (13213E6918-1)
4310-01-228-9185 is equivalent to manufacture part number 13213E6918-1. It is a test set piston and is classified under Federal Supply Class 4310 (4310 - Compressors and Vacuum Pumps), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4310 - Compressors and Vacuum Pumps and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.