>> Search results for: VS31A2R3 NSN Search Results National Stock Number (NSN) Description 4140-01-184-9441, 4140011849441 FAN,CENTRIFUGAL 4140-01-186-1339 , 4140011861339 FAN,CENTRIFUGAL 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