>> Search results for: 20622N NSN Search Results National Stock Number (NSN) Description 4310-01-275-2538, 4310012752538 CYLINDER SLEEVE 4820-01-275-2539 , 4820012752539 GUIDE,VALVE STEM 4820-01-275-4205, 4820012754205 SEAT,VALVE 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