>> Search results for: A39931 NSN Search Results National Stock Number (NSN) Description 3020-00-390-0798, 3020003900798 PULLEY,FAN BELT DRIVE 5905-00-499-6206 , 5905004996206 RESISTOR ASSEMBLY 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