High-Performance Polymer Washer Still in Production Today

A Fortune 500 commercial transportation transmission manufacturer was experiencing high failure rates in its DU-coated pinion thrust washers that were used within a planetary gear set in an electric bus transmission.

Needing a quick solution to replace the existing units under warranty and to supply units for current and future production,  Allegheny Performance Plastics was asked to convert a metal DU washer to a high-performance polymer washer that could fit within the existing design space as a drop-in replacement. 

Fill out the form to download the full case study and learn how, through in-house developed tribological test data, the parts are still in production today without a single failure.