>> Search results for: BYLB78 NSN Search Results National Stock Number (NSN) Description 3040-00-894-0581, 3040008940581 SHAFT,SHOULDERED 4810-00-733-8318 , 4810007338318 VALVE,CABIN HEAT SY 1 Related Inventory 4810-00-733-8318BYLB7839Condition ARVALVE,CABIN HEA 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