>> Search results for: 3953560M NSN Search Results National Stock Number (NSN) Description 6640-00-983-3714, 6640009833714 TUBE,GAS DISPERSION 6640-21-868-3617 , 6640218683617 TUBE,IMMERSION 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