Bearing Designation

Bearing Designations is composed of a basic numbers and  letters, denoting bearing specifications such as bearing type/material, boundary dimensions, running accuracy, and internal clearance. This Guide will help you identify bearing and help you pick the right bearing for you specific needs.

Bearing Designation Format Example:

 The designations of our Bearings follow a system that may consist of a prefixes, numbers and/or suffixes, as shown below.

Prefixes are primarily used to identify components of a bearing or identify bearing variants.

Please note that these are some examples of common prefixes however they may vary as each bearing company uses their own prefixes. 

The first number will relate to the bearing type. (6)001

The Second number then relates to the bearing series.  6(0)01

The 3rd and 4th numbers of the bearing number bore size of the bearing. 60(01)

Suffixes identify variants or designs, which differ in some way from the original design or from the current basic design. The suffixes are divided into groups. When more than one special feature is to be identified.

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