IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is Aetna’s A-893-1 ball thrust ...
FAG Aeropace's new ball bearing needs minimal oil-cooling quantities to achieve up to 70% faster speeds than regular aircraft-engine bearings. A new ball bearing exceeds performance limits for ...
Back in the 1980s, Pacific Bearing Co. (PBC) invented and commercialized plain bearings, which were sized to be interchangeable with linear ball bearings. Plain bearings worked very well in certain ...
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