>> Search results for: 5400S208 NSN Search Results National Stock Number (NSN) Description 4820-00-774-6575, 4820007746575 POPPET ASSEMBLY,COU 4820-01-248-3641 , 4820012483641 DISK,VALVE 1 Related Inventory 5400-S20-8Condition NE Readily AvailableAdd to RFQ 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