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300BTR10S
Angular Contact Thrust Ball Bearings
Dimensions: Bore (Inner) Diameter: 300 mm； Outer Diameter: 460 mm； Width (Thickness): 142.5 mm;
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Product Attributes
| Bearing Type | Ball |
| For Load Direction | Combined Radial and Thrust |
| Construction | Two |
| Single Row/Double Row | Single |
| Seal Type | Open |
| Precision Rating | P4A (ABEC-7) |
| Contact Angle | 40 |
| Part Number | 300BTR10S |
| Arrangement | DB (back-to-back arrangement) |
| Bore Dia (d) | 300 mm |
| Bore Dia Tolerance | -0.014mm to 0 |
| Outer Dia (D) | 460 mm |
| Outer Dia Tolerance | -0.017mm to 0 |
| Width (B) | 142.5 mm |
| Width Tolerance | -0.35mm to 0 |
| Ring Material | 52100 Chrome steel |
| Ball Material | Ceramic Ball Si3N4 |
| Cage Material | TYN (ball guided polyamide resin cage) |
| Dynamic Load Rating (Cr) (KN) | 370 |
| Static Load Rating (Cor) (KN) | 1160 |
| Axial Load (KN) | 675 |
| Max Speed (Grease) (RPM) | 1500 |
| Max Speed (Oil) (RPM) | 2000 |
| Preload | EL (extra light preload) |
| L (light preload) | |
| CP (special preload) | |
| CA (special axial clearance) | |
| Lubrication | Required |
| Shaft Mount Type | Press Fit |
| Temperature Range | -40 to 120 ºC |
| Weight (grams) | 44900 |
| RoHS | Compliant |
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