How Does Raceway and Roller Crowning Affect Bearing Performance?

A GROWING NUMBER OF “BARGAIN” BEARINGS are being brought into the Heavy Duty Truck and Trailer marketplace by bearing brokers whose primary emphasis is on price. They ignore the critical issues of product integrity, performance, and supplier support. Initially the price has some attraction, but testing performed by Hyatt and other major suppliers has proven that a much superior performance is achieved from a quality product provided by a reputable manufacturer. For tapered roller bearings to achieve their Maximum Life in application (L10 Life), the load must be evenly distributed over the length of the rollers. To ensure proper distribution of bearing loads, Hyatt Tapered Roller Bearings are manufactured with a crown on the raceways and rollers. In our experience, the “bargain” products rarely have raceways and rollers that are crowned. Frequently the components have concave contact areas, generating even higher stresses within the bearing and promoting early catastrophic failure. Bearing brokers will state that their products conform to American Bearing Manufacturers Association (ABMA) specifications. These standards, however, only relate to the external dimensions of the bearing and its compatibility with the wheel hub and spindle. If you want a quality product which is going to provide years of uninterrupted service, then…

Wheel Hub Assembly – Time for replacement?

Wheel hub problems are often discovered while ruling out other sources for the squealing and grinding sounds coming from that area of the vehicle or the gradually increasing vibration noticed by the driver. Because such symptoms – odd noises, vibration, deterioration in handling, etc. – The common to a variety of suspension and steering system parts, it is often through the process of elimination that the need to replace this part is apparent. the it is determined for sure that this is the source of the vehicle’s problems, however, the repair Should be made as soon as possible in order to avoid causing damage to other parts or a dangerous road situation. Those that are fairly skilled at performing automotive repair projects at home are likely to find the replacement of the hub and related parts more time consuming than Challenge. Any repair is more likely to last longer when made with quality parts,Timken, Pronto, Quality-Built, WJB, Replacement, Centric, Moog, Dorman, Genuine, Beck Arnley, First Equipment Quality, DuraGo, API, NSK and Febi. (MAPC Bearings OEM for most of these brands) Wheel Hub Assembly – Time for replacement? Wheel Hub AssemblyA hub assembly, also known as a wheel hub assembly or…