>> Search results for: AM503B NSN Search Results National Stock Number (NSN) Description 5996-01-456-7399, 5996014567399 AMPLIFIER,DIRECT CURRENT 6625-01-573-5913 , 6625015735913 AMMETER 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