jewel bearing
Noun
Meaning
English Wikipedia has an article on:jewel bearingWikipedia
jewel bearing (plural jewel bearings)
A bearing used in watches, gyroscopes and other instruments, normally made of a synthetic corundum.
Noun
English Wikipedia has an article on:jewel bearingWikipedia
jewel bearing (plural jewel bearings)
A bearing used in watches, gyroscopes and other instruments, normally made of a synthetic corundum.