>> Search results for: 20871001 NSN Search Results National Stock Number (NSN) Description 4820-01-202-0822, 4820012020822 VALVE,RESTRICTOR 4820-01-372-1390 , 4820013721390 RETAINER,DISK,VALVE 5305-01-288-6574, 5305012886574 SCREW,CAP,SOCKET HEAD 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