# Is a 5x11x5 mm bearing an A?

**URL:** <https://forums.yoyoexpert.com/t/is-a-5x11x5-mm-bearing-an-a/36556>\
**Category:** Looking for Help/Recommendation\
**Created:** [April 6, 2012, 5:16am UTC](https://forums.yoyoexpert.com/t/is-a-5x11x5-mm-bearing-an-a/36556 "2012-04-06T05:16:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mls5stokes](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/mls5stokes/32/681_2.png) [@mls5stokes](https://forums.yoyoexpert.com/u/mls5stokes)\
**Post date:** [April 6, 2012, 5:16am UTC](https://forums.yoyoexpert.com/t/is-a-5x11x5-mm-bearing-an-a/36556/1 "2012-04-06T05:16:45Z")

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I was looking to get a size A bearing replacement and I saw one online that was 5x11x5 mm, and I was wondering if it is an A size.

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**Author:** ![mls5stokes](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/mls5stokes/32/681_2.png) [@mls5stokes](https://forums.yoyoexpert.com/u/mls5stokes)\
**Post date:** [April 6, 2012, 5:21am UTC](https://forums.yoyoexpert.com/t/is-a-5x11x5-mm-bearing-an-a/36556/2 "2012-04-06T05:21:02Z")

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Did some digging and found the answer on the YYE bearing page:

> **[YoYoExpert Bearing](https://shop.yoyoexpert.com/products/yoyoexpert-yoyo-bearing)**
>
> These are replacement bearings for most yo-yos carried by YoYoExpert.  They are stainless steel 8 ball flat bearings.  They are clean spinning so lube is recommended if you want to keep them responsive or prolong the...

The 5x11x5 is a D bearing, 5x10x4 is A