For new freight cars with increased cargo, inch size compact tapered roller bearing units (CTBUs) are used. The sealing system of the CTBU consists of two parts: a (stationary) seal that is anchored in the outer ring and a flinger ring that is fitted directly on the inner ring shoulder. This design offers increased reliability.

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We offer solutions for a wide range of wheelset designs for all kinds of railway rolling stock. This includes high-speed trains, diesel and electric locomotives, diesel and electrical multiple units, passenger coaches, freight cars and mass transit vehicles like tram cars.

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2008 jeep patriot. As I drive there is a vibration going through floor boards. Feels like it's coming from my front passenger wheel. Just seems my tire isn't rotating as smoothly as it should. It's not my breaks just replaced the caliper and break pads a month ago.

The classic TBU for American freight car bogies is designed with inch size dimensions following the standards of the Association of American Railroads (AAR).

Tapered roller bearing units (TBUs) consist of two inner rings with a tapered roller and polymer cage assembly, a common outer ring, a central spacer, two sealing systems and a grease fill.

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