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Non standard stainless steel bearing 688-2RS
Non standard stainless steel bearing 688-2RS
Product details
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Non standard stainless steel bearing 688-2RS
Non standard bearings refer to bearings that do not meet the external dimensions specified in national standards,
That is to say, the external dimensions of all bearings are different from those specified in national standards.
Its main characteristics are low universality and mostly special equipment
Special occasion applications, small batch sizes, with the majority of newly developed equipment being trial products;
But due to its non scale and mass production, there are not many production enterprises,
The cost is high and the price is relatively expensive.
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main purpose
(1) Press in installation: Press in installation generally uses a press machine,
Bolts and nuts can also be used, and if necessary, a hammer can be used for installation.
(2) Hot sleeve installation: Heat the bearing in oil to expand it before installing it
The hot sleeve method on the shaft can prevent the bearing from being subjected to unnecessary external forces,
Complete the installation task in a short period of time.
| Model: | 688-2RS | Sealing cover: | Double sided sealing |
| Sealed dustproof form: | 2RS | Inner diameter: | 5(mm) |
| Outer diameter: | 17(mm) | Thickness | 5(mm) |
| Number of rolling element columns: | single column | Rolling track type: | Deep groove raceway |
| Retaining frame and its materials: | J steel plate stamping | Bearing material: | High carbon chromium bearing steel (fully quenched type) (GCr15) |
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