>> Search results for: A17990 NSN Search Results National Stock Number (NSN) Description 3020-01-133-0310, 3020011330310 GEAR KIT 3120-00-808-4053 , 3120008084053 BEARING,WASHER,THRUST 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