>> Search results for: PR52THRUPR57ITEM3 NSN Search Results National Stock Number (NSN) Description 4820-01-271-4839, 4820012714839 SEAT,VALVE 5330-01-271-3582 , 5330012713582 PACKING,PREFORMED 5360-01-271-4887, 5360012714887 SPRING,HELICAL,COMPRESSION 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