Typically, thrust bearings (anti-friction bearings) ball bearings, roller bearings, Kingsbury tilting pad bearings, and bottom guide bearings and stacked to handle upthrust and downward thrust.
Here a great article from HECO’s Helpful Articles resource:
HECO has lots more information about bearings in Helpful Articles resource and also our blog, Here You Go. Simply go to our Home Page and type in "bearings" in the search field in the middle of the page...where is says, "What are you looking for?". You will be presented with a prioritized (based on your specific search) listing of all content related to "bearings"