This is a wheel axle for a Whirlpool dishwasher. This part is no longer available for purchase anywhere, so I decided to model and print it when one of mine broke.
Dishwasher Model #: DU805DWGQ0
OEM Part #: WP8268846
Whirlpool_WP8268846_for_DU805DWGQ0_v2.stl | 143.9KB |