S6308
Stainless Steel 6300, 62200 & 62300 Series Bearings
The S6308 designation defines the size and shape of this ball bearing. Materials, clearances and tolerances can be tailored to your application during quotation — the specifications below are the standard configuration.
Specifications — S6308
Bearing Dimensions
| d (mm) | 40 |
|---|---|
| D (mm) | 90 |
| B (mm) | 23 |
| r min | 2.5 |
Load Ratings
| Cr (KN) | 31.35 |
|---|---|
| Cor (KN) | 22.25 |
Limiting Speeds
| Grease | 7000 rpm |
|---|---|
| Oil | 9000 rpm |
Design & Construction
| Serie | Stainless Steel 6300, 62200 & 62300 Series Bearings |
|---|---|
| Material | AISI 440C stainless steel |
| Bearing type | Ball bearing |
| Ball NO. | 8 |
| Ball Size | 15.081 |
| Weight (kg) | 0.6 |
Lubrication & Operating Temperature
- Open version: oil lubrication recommended for maximum speed.
- Sealed version (2RS): maintenance-free grease lubrication.
- Standard greases typically limit continuous operation to about 120 °C; the AISI 440C stainless rings and cage permit up to 150 °C.
- Food-grade (H1) or high-temperature lubrication available on request — contact us.
Typical Applications
Every batch is inspected for dimensional tolerance, noise and vibration levels before shipment.
About the S6308
The S6308 is a 6300 / 62200 / 62300 Series stainless steel bearing manufactured by ZGBK Bearings (Wuxi, China). It features a bore (inner diameter) of 40 mm, an outer diameter of 90 mm, a width of 23 mm. Built from corrosion-resistant AISI 440C stainless steel, it is suited to food processing, medical, marine and chemical equipment where reliability in harsh environments matters. Full specifications are listed below.
ZGBK manufactures the S6308 as part of the Stainless Steel 6300, 62200 & 62300 Series Bearings, using AISI 440C stainless steel for superior corrosion resistance in wet, chemical and food-grade environments. Every batch is inspected for dimensional tolerance, noise and vibration levels before shipment. As a direct factory in Wuxi, China, we support small-batch orders, custom dimensions and fast samples for qualified buyers.