4820-01-298-5244 (AND 2385E220 40T70PSI 1385AND2385E22040T70PSI)
4820-01-298-5244 is equivalent to manufacture part number 1385. It is a safety relief valve and is classified under Federal Supply Class 4820 (4820 - Valves, Nonpowered), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4820 - Valves, Nonpowered and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.