1209S NTN Calculation factor (e) 0.21 45x85x19mm Self aligning ball bearings
| rs min | 1.1 mm |
| e | 0.21 |
| Y1 | 3 |
| Y2 | 4.7 |
| Y0 | 3.1 |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.46 kg |
| Dynamic load, C | 22 kN |
| Static load, C0 | 7.35 kN |
| Nlim (oil) | 8.500 rpm |
| Nlim (grease) | 7.100 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 51.5 mm |
| Da max | 78.5 mm |
| ra max | 1 mm |
| Bearing number | 1209S |
| Size (mm) | 45x85x19 |
| Brand | NTN |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 85 |
| Width (mm) | 19 |
| d | 45 mm |
| D | 85 mm |
| B | 19 mm |
| C | 19 mm |
| r min. | 1.1 mm |
| da min. | 51.5 mm |
| Da max. | 78.5 mm |
| ra max. | 1 mm |
| Weight | 0.465 Kg |
| Basic dynamic load rating (C) | 22 kN |
| Basic static load rating (C0) | 7.35 kN |
| (Grease) Lubrication Speed | 7 100 r/min |
| (Oil) Lubrication Speed | 8 500 r/min |
| Calculation factor (e) | 0.21 |
| Calculation factor (Y0) | 3.1 |
| Calculation factor (Y1) | 3 |
Detailed Parameters
parameter：
| 32072 Tapered roller bearings | Bore Diameter :360mm ，Outer Diameter :540mm ，Brand:NSK ，d:360 mm ，Width :112mm ，Size :360x540x112mm |
| 1224 KM + H 3024 Self aligning ball bearings | Size :215x110x72mm ，Outer Diameter :110mm ，Width :72mm ，d1:110 mm ，Bore Diameter :215mm ，Brand:SKF |
| NF 1056 Cylindrical roller bearings | d:260 mm ，D:420 mm ，Fw:316 mm ，Brand:NACHI ，Outer Diameter :384mm ，Bore Diameter :260mm |
| UCCX11-35 Bearing units | Bore Diameter :55.5625mm ，Width :65.1mm ，d:55.5625 mm ，Brand:KOYO |
| K25X30X18 Needle roller bearings | Outer Diameter :30mm ，Bore Diameter :25mm ，Brand:KOYO ，Fw:25 mm ，Ew:30 mm |
| 211K Deep groove ball bearings | Outer Diameter :100mm ，Width :21mm ，Brand:Timken ，Size :55x100x21mm ，Bore Diameter :55mm |
| UGFL204 Bearing units | d:20 mm ，Brand:NACHI ，Bore Diameter :20mm ，A:25.5 mm ，A0:41.6 mm ，A1:12 mm |
| 93708/93126 Cylindrical roller bearings | d:179.972 mm ，Outer Diameter :317.5mm ，Brand:NSK ，Width :68.262mm ，Bore Diameter :179.972mm ，Size :179.972x317.5x68.262mm |
| 61948-MA Deep groove ball bearings | Brand:NKE ，Bore Diameter :240mm ，Size :240x320x38mm ，Outer Diameter :320mm |
| 510020 Angular contact ball bearings | Outer Diameter :75mm ，Bore Diameter :39mm ，Size :39x75x37mm ，Brand:Timken ，d:39 mm ，Width :37mm |
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