>> Search results for: 8451889587ASSYB14IN NSN Search Results National Stock Number (NSN) Description 4820-01-115-9763, 4820011159763 VALVE,CHECK 4820-01-117-2812 , 4820011172812 SEAT,VALVE 4820-01-115-5296, 4820011155296 DISK,VALVE 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