Bearing

The iglide Z510 is reportedly the first plastic bearing to withstand temperatures to 500°F while delivering high pressure resistance and dimensional stability.

Cylindrical roller bearings feature logarithmically "crowned" rollers that improve contact geometry with the raceway.

Threaded-stem or tapped-type self-lubricating rod-end bearings, used in controlling and linking mechanisms in machines

Custom hybrid ball bearings from Pacamor Kubar Bearings go in rocket-engine controls and withstand both cryogenic temperatures and the vacuum of space.

Extended-life bearings include stainless-steel rings and a special bearing retainer for use in high and low-speed dental handpieces.

Most bearing distributors are conscientious and fairly represent their vendors' products.

Tolerance rings from USA Tolerance Rings, Pennington, (www.usatolerancerings.com), let a maker of exercise eliminate a costly secondary machining operation on assemblies.

Advanced motors can electrically damage steel bearings.

With over 100 grades available, Graphalloy self-lubricating bearings and bushings are designed for use in tough chemical environments such as sulfuric acid, molten metal, bleaching solutions, industrial solvents, paper-industry liquors, ammonia, and sodium hydroxide.

Mention of the words "custom" and "made to order" may bring to mind high prices, long lead times, and lagging deliveries.

The DuraSpexx and DuraSpexx Power Rating Series of bearings help improve bearing life in intense environments.

Linear guideways usually have counterbored mounting holes in the profile rail.

Bishop-Wisecarver has added the QuickTrak Linear Guide with proven DualVee Motion Technology to its family of guided motion systems and components. QuickTrak is an off-the-shelf solution that reduces design and installation costs by easily integrating into machine configurations.

Here's how to calculate machine reliability based on the collective life of several bearings.

X-Life Ultra machinetool bearings reportedly boost running speeds by 25%, double corrosion resistance, and last 10 X longer than conventional hybrid 52100 and 440 steel/ ceramic bearings.