AISI 440C stainless steel bearings have resistance to rust, corrosion, and high temperatures.
The 6800, 6900, 6000, 6200 and 6300 ranges are available from stock.
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Features
1. Usable in environments of higher temperatures than SAE 52100 chrome bearing steel
●Recommended temperature range
| Specifications | Temperature |
|---|---|
| ZZ type | -40 to 150℃／-40 to 302°F |
| 2RS type | -30 to 110℃／-22 to 230°F |
| Open type | Subject to lubrication |
2. Available with snap ring
Product Specifications
●Standard Specifications
| Standard Specifications | |
|---|---|
| Inner and Outer Rings | AISI 440C |
| Balls*1 | AISI 440C |
| Retainer | AISI 304 |
| Shield | AISI 304 |
| Seal*2 | Nitrile rubber |
| Snap Ring | AISI 304 |
| Lubricant*3 | Heat-resistant grease |
| ISO Tolerance Class | Normal |
The following special specifications are also available.
*1 Ceramic balls (Silicon nitride Si3N4)
*2 Fluorine rubber seal
*3 Heat- and chemical-resistant fluorine grease, food grade grease, and other special greases
*Other C3 or C4 radial clearance
Applications
●Food processing machinery, cleaning equipment, carrier device in watery environment, LCD and semiconductor manufacturing equipment, other equipment used in high temperature and humidity environments.
Precautions
- AISI 440C stainless steel is magnetizable.
- AISI 440C stainless steel may corrode depending on the environments and conditions.