"parts of a machine which 'bear' the friction," 1791, from present participle of bear (v.). Meaning "direction from a point of reference" is from 1630s; to take (one' [..]

Usually comprised of hardened-steel balls in some type of holder, these fit inside the hubs, pedals, bottom bracket, headset, sometimes derailleur pulleys, and often suspension frames to ensure parts [..]

Usually comprised of hardened-steel balls in some type of holder, these fit inside the hubs, pedals, bottom bracket, headset, sometimes derailleur pulleys, and often suspension frames to ensure parts [..]

Supports, guides, and reduces the friction of motion between fixed and moving machine parts.Sleeve: Preferred where low noise is important as on fan and blower motors.Ball: Used where high shaft load [..]

I’ll bring him to his bearings. I’ll bring him to his senses. A sea term. The bearings of a ship at anchor is that part of her hull which is on the water-line when she is in good tri [..]

The supports for rotating mechanical parts such as axles and wheels. They should have as little friction as possible so the axles or wheels can turn easily.

Usually comprised of hardened-steel balls in some type of holder, these fit inside the hubs, pedals, bottom bracket, headset, sometimes derailleur pulleys, and often suspension frames to ensure parts turn with as little friction as possible.

mechanical device for lessening the friction or a machine part in which another part turns or slides

Supporting surfaces of Joint Prostheses that are composed of metallic material.

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The direction between one object and another ; generally the direction of an object on land to a ship. The widest part of a vessel which may either be above or below water. A vessel is said to be on h [..]

Small, hard metal balls designed to reduce friction between moving parts.

Usually comprised of hardened-steel balls in some type of holder, these fit inside the hubs, pedals, bottom bracket, headset, sometimes derailleur pulleys, and often suspension frames to ensure parts [..]