>> Search results for: 31173108 NSN Search Results National Stock Number (NSN) Description 2815-00-420-4686, 2815004204686 LOCK,VALVE SPRING RETAINER 2990-99-202-0030 , 2990992020030 GEAR,WORM WHEEL 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