Sunday, December 22, 2019

Make vacuum pre-loaded spherical air bearings without special tools

A new technique to make graphite air bearings without precision tooling. I show how to make spherical, cylindrical, and flat bearings that are also vacuum pre-loaded, meaning the bearing is captive.

David Preiss' excellent video:

10mm thick graphite sheet:

2" ball bearing:

Small 10-32 hose barb fitting: Linear bearing shaft:

Fusion360 CAD files:

12x18 granite surface plate:

Applied Science on Patreon: