>> Search results for: 3B2520 NSN Search Results National Stock Number (NSN) Description 6550-01-485-8270, 6550014858270 TEST PACK,OPIATES DETECTION 6130-99-253-0238 , 6130992530238 RECTIFIER,METALLIC 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