1203S NTN 17x40x12mm Da max. 36 mm Self aligning ball bearings
| rs min | 0.6 mm |
| e | 0.31 |
| Y1 | 2 |
| Y2 | 3.1 |
| Y0 | 2.1 |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.07 kg |
| Dynamic load, C | 8 kN |
| Static load, C0 | 2.01 kN |
| Nlim (oil) | 20.000 rpm |
| Nlim (grease) | 16.000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 21 mm |
| Da max | 36 mm |
| ra max | 0.6 mm |
| Bearing number | 1203S |
| Size (mm) | 17x40x12 |
| Brand | NTN |
| Bore Diameter (mm) | 17 |
| Outer Diameter (mm) | 40 |
| Width (mm) | 12 |
| d | 17 mm |
| D | 40 mm |
| B | 12 mm |
| C | 12 mm |
| r min. | 0.6 mm |
| da min. | 21 mm |
| Da max. | 36 mm |
| ra max. | 0.6 mm |
| Weight | 0.072 Kg |
| Basic dynamic load rating (C) | 8 kN |
| Basic static load rating (C0) | 2.01 kN |
| (Grease) Lubrication Speed | 16 000 r/min |
| (Oil) Lubrication Speed | 20 000 r/min |
| Calculation factor (e) | 0.31 |
| Calculation factor (Y0) | 2.1 |
| Calculation factor (Y1) | 2 |
Detailed Parameters
parameter：
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| NJ2330 Cylindrical roller bearings | Outer Diameter :320mm ，Size :150x320x108mm ，Bore Diameter :150mm ，Brand:KOYO |
| 1228-M Self aligning ball bearings | d:140 mm ，Size :140x250x50mm ，Brand:FAG ，Bore Diameter :140mm ，Outer Diameter :250mm ，Width :50mm |
| USPP206 Bearing units | Brand:SNR ，s:8 mm ，A:37.5 mm ，d:30 mm ，A1:25.5 mm ，Bore Diameter :30mm |
| HCB7218-C-T-P4S Angular contact ball bearings | Bore Diameter :90mm ，Brand:FAG ，Outer Diameter :160mm ，Size :90x160x30mm |
| BT308 Needle roller bearings | Size :47.625x57.15x12.7mm ，Brand:KOYO ，Width :12.7mm ，Bore Diameter :47.625mm ，Outer Diameter :57.15mm |
| 7928 A5 Angular contact ball bearings | Size :140x190x24mm ，Brand:NSK ，Width :24mm ，Outer Diameter :190mm ，d:140 mm ，Bore Diameter :140mm |
| GIR 20 DO Plain bearings | Brand:INA ，Outer Diameter :35mm ，Bore Diameter :20mm ，Size :20x35x16mm |
| NKI17/20-XL Needle roller bearings | Size :17x29x20mm ，Outer Diameter :29mm ，Width :20mm ，Brand:INA ，Bore Diameter :17mm |
| 6809-2RU Deep groove ball bearings | Size :45x58x7mm ，Outer Diameter :58mm ，Bore Diameter :45mm ，Brand:KOYO |
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