>> Search results for: LABOPHOTPOL NSN Search Results National Stock Number (NSN) Description 6640-01-421-5783, 6640014215783 MICROSCOPE,LABORATO 6650-21-902-0811 , 6650219020811 MICROSCOPE,OPTICAL 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