The Timken / National 417198 is a multi-purpose seal sold individually. This seal carries the 3.500 x 4.875 x 0.500 inch dimensional specification listed by National for industrial applications. This unit’s part number is 417198. Pro Gear and Transmission carries this seal for customers sourcing it for heavy-duty truck and industrial service needs. Not sure this is the right seal for your application? Give us a call before ordering.Interchanges:NA417198FeaturesTimken / National part number 417198Multi-purpose seal design for industrial and heavy-duty service applicationsDimensions: 3.500 x 4.875 x 0.500 inchesSold as individual unit (each)Tech SpecsPart Number: 417198Seal Type: Multi-PurposeDimensions (ID x OD x Width): 3.500 x 4.875 x 0.500 in.Sold As: Each