Black Thermoplastic Housings (conductive polypropylene) with precision chrome shielded bearing offer higher load and higher speed capabilities and quiet operation.more...
They are used in heavy duty applications where loads and speeds are greater than required for unground bearings-usually over 2000 RPM. Many are used on modern combines. Aetna straight belt idlers for flat belts are available with double row bearings and bushed to clear 12″, 58âmore...