>> Search results for: 1140ITEM1 NSN Search Results National Stock Number (NSN) Description 4820-01-291-8451, 4820012918451 VALVE,RELIEF,PRESSURE AND TEMPER 4820-01-299-5769 , 4820012995769 RING,VALVE PISTON 4820-01-311-8143, 4820013118143 RETAINER,SEAT,VALVE 5305-01-312-7026 , 5305013127026 SCREW,CAP,SOCKET HEAD 1 Related Inventory 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