>> Search results for: MV400B NSN Search Results National Stock Number (NSN) Description 4820-01-040-5507, 4820010405507 VALVE,CALIBRATED FLOW 6240-00-370-5862 , 6240003705862 Cancelled -> Replaced by 6240012457912 6240-21-875-9194, 6240218759194 LAMP,MERCURY VAPOR 6240-21-879-4350 , 6240218794350 LAMP,MERCURY VAPOR 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