>> Search results for: B1421E0300IT NSN Search Results National Stock Number (NSN) Description 4820-01-388-5579, 4820013885579 STEM,FLUID VALVE 5330-01-388-1113 , 5330013881113 RETAINER,PACKING 5330-01-388-1031, 5330013881031 PACKING MATERIAL 9320-01-388-1106 , 9320013881106 RUBBER SHEET,SOLID 4820-01-387-9560, 4820013879560 SEAT,VALVE 4820-01-387-9545 , 4820013879545 DISK,VALVE 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