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Question:

What is the deep groove ball bearing with an outer diameter of 90 thickness and 20 inner diameter of 30?

What is the deep groove ball bearing with an outer diameter of 90 thickness and 20 inner diameter of 30?

Answer:

6406 the thickness is 23 map with the truth you this seems to be a non standard.
Should be6306 bearings
Identification of non-standard bearings completed

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