Welcome to the forum.
The "run capacitor" part number looks to be "
1499-5721"
I've attached the parts list for your model and highlighted the part you're apparently referring to.
You can purchase through Amazon for $24.02 with free shipping ...
go HERE
Or I see one at PDX RV for $17.23 (check shipping cost but could be free or low charge as they prefer USPS) ...
go HERE
.