What does ABEC 9 mean?

ABEC scale - WikipediaThe ABEC scale is an industry accepted standard for the tolerances of a ball bearing. It was developed by the Annular Bearing Engineering Committee (ABEC) of the American Bearing Manufacturers Association (ABMA). There are five classes from largest to smallest tolerances: 1, 3, 5, 7, 9

ABEC Ratings and their Meanings - Waikato Bearings9. What is the meaning of "Z" and "ZZ" in the bearing code? "Z" is a designation which means a Everything You Need To Know About ABEC 11What about ABEC 11 products? They are all marked with ABEC 9, which means they have the highest precision bearings. This allows the wheels to operate at top 

The ABEC Myth | Transworld SKATEboardingJul 13, 2002 — But ask the average skateboarder what ABEC means, and chances are you'll get an The ABEC rating system uses odd numbers, ranging from 1 to 9. In the early 1980s, George Powell realized that skateboarding did 

What an ABEC Rating Tells You About Skateboard BearingsJul 22, 2018 — But skaters are often confused about what that means and how to get the best ABEC 9 and higher bearings would be ridiculous to use in a What does ABEC rating mean for skateboard bearings?ABEC 9 - Are they any better than ABEC 1? Aggressive Street Skating - Recommended Bearings; High 

What is ABEC / Swiss / Ceramic Bearings - YouTube ABEC: Many Skateboard Bearings are marketed with an "ABEC rating" of 1, 3, 5, 7 or 9 What do these Do ABEC Ratings Matter for Roller Skate Bearings?Jun 16, 2018 — Does the ABEC rating even matter when it comes to roller skate bearings? What does Ball Bearing Dimensional Tolerance even Mean? Cost: You are going to usually pay a lot more for ABEC-9 bearings vs. an ABEC-1

Choosing Skateboard Bearings | TacticsA higher rating means a bearing has a capability for greater speeds, but even the world Sector 9Cosmic ABEC 7 Skateboard Bearingscosmic$19.95 If you do get them wet, drop in some extra lube, keep rolling or put them by a heater to Abec vs. Skate Rated™ - Support - Bones BearingsThe ABEC rating system includes grades 1,3,5,7, and 9. The higher the ABEC rating, the tighter the tolerances are, making the bearing a more precision part. High precision and small tolerances are required for bearings to function at very high RPM, in products like high speed routers that must spin at 20 to 30,000 RPM