TF066300AJ is Campbell Hausfeld’s valve plate assembly for air compressor heads, listed in official Campbell Hausfeld parts diagrams as the valve plate component used with cylinder head TF066202AV and O-rings TF066800AV (head to valve plate) and TF067000AV (cylinder to valve plate) in the TF0662x family. The TF066300AJ is the newer style valve plate featuring grooves for formed O-rings rather than older paper gaskets. In retailer listings, it is identified as the TF066300AJ valve plate assembly and is shown as compatible with related parts such as TF067301SJ.
