>> Search results for: 21020303 NSN Search Results National Stock Number (NSN) Description 6760-01-313-4490, 6760013134490 APERTURE,DENSITOMETER 3990-25-139-7982 , 3990251397982 PALLEBOKS 6760-01-313-4490, 6760013134490 APERTURE,DENSITOMETER 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