>> Search results for: 2HC279 NSN Search Results National Stock Number (NSN) Description 4820-01-157-3539, 4820011573539 VALVE,SAFETY RELIEF 4820-01-214-8842 , 4820012148842 Cancelled -> Replaced by 4820011573539 1 Related Inventory 4HC2794820011573539Condition NSVALVE CARTRIDGE Readily AvailableAdd to RFQ Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information