>> Search results for: B2351PC9 NSN Search Results National Stock Number (NSN) Description 4820-00-728-3697, 4820007283697 SEAT,VALVE 4470-00-939-5977 , 4470009395977 SEAT,VALVE 5325-01-134-1392, 5325011341392 INSERT,SCREW THREAD 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