National 447813 is a multi-purpose seal in the National Seals line, listed for industrial seal use. Its listed size is 3 x 3.628 x 0.25. This is a genuine National part from Pro Gear and Transmission, sold each.FeaturesNational multi-purpose seal, part number 447813Listed size 3 x 3.628 x 0.25Listed for industrial seal useSold eachA genuine National part from Pro Gear and TransmissionTech SpecsBrand: NationalPart number: 447813Type: Multi-Purpose SealListed size: 3 x 3.628 x 0.25Unit of measure: Each