>> Search results for: PS506SB NSN Search Results National Stock Number (NSN) Description 4820-01-195-9108, 4820011959108 COCK,POPPET DRAIN 4330-01-278-2875 , 4330012782875 Cancelled -> Replaced by 4820013386424 4820-01-338-6424, 4820013386424 COCK,POPPET DRAIN 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