>> Search results for: 028257840 NSN Search Results National Stock Number (NSN) Description 4820-01-335-3531, 4820013353531 VALVE ASSEMBLY 5331-01-334-8465 , 5331013348465 O-RING 4820-01-335-0510, 4820013350510 STEM,FLUID VALVE 5310-01-334-9990 , 5310013349990 WASHER,FLAT 1 Related Inventory 02-8257-840 PART 02-4820013353531Condition NSVALVE ASSY 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