Description
AfterMarket O ring and cylinder seal ( 3D Printed Part, Made in the USA) (Also known as a Poppet Seal) kit to overhaul the Duo-Fast CN-350 and CN-325 framing nailers. These Parts are no longer available from the OEM. ALL Parts are Brand New Includes all the O-rings in the tool + the cylinder seal part # CN-220-3. Make: Duo-Fast Model: CN-350, CN-350A, CN-350B, CN-350SH Model: CN-325 My Video on rebuilding this nailer available on Youtube. A schematic & O-ring reference print-out will be included with every order. Questions ? use the Ask Seller a Question link at the bottom of the page. You are buying the O-ring kit + the cylinder seal / poppet seal # CN-220-3.