Brand: Webster Gears
This washer fits the spider gear in Hewland and Webster Mk-series and Formula Mazda open differentials. The dish matches the Differential Spider Gear (Part No. 1410-B17H, sold separately). Two required per differential (one for each spider gear). Washers are sold individually. Replaces Hewland part number HC82146.
OD: 1 3/8"
ID: 5/8"