>> Search results for: A4991A NSN Search Results National Stock Number (NSN) Description 7520-15-147-2420, 7520151472420 SUPPORTO ELASTICO 7520-15-151-3913 , 7520151513913 SUPPORTO 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