1311EKTN9 SKF 55x120x29mm Calculation factor (e) 0.23 Self aligning ball bearings
| Bearing number | 1311EKTN9 |
| Size (mm) | 55x120x29 |
| Brand | SKF |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| d2 | 77.7 mm |
| r1 min. | 2 mm |
| r2 min. | 2 mm |
| D1 | 104 mm |
| da min. | 66 mm |
| Da max. | 109 mm |
| ra max. | 2 mm |
| Weight | 1.6 Kg |
| Basic dynamic load rating (C) | 50.7 kN |
| Basic static load rating (C0) | 18 kN |
| Fatigue load limit (Pu) | 0.92 |
| Reference speed | 11000 r/min |
| Limiting speed | 7500 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (kr) | 0.04 |
| Calculation factor (Y0) | 2.8 |
| Calculation factor (Y1) | 2.7 |
Detailed Parameters
parameter：
| 29256 M Thrust roller bearings | Size :280x380x60mm ，Bore Diameter :280mm ，Brand:ISB ，Outer Diameter :380mm |
| 115FSF180 Plain bearings | Width :98mm ，Bore Diameter :115mm ，Brand:NSK ，Outer Diameter :180mm ，d:115 mm ，Size :115x180x98mm |
| UCFX20-63 Bearing units | Bore Diameter :100.0125mm ，A:97 mm ，A0:127.3 mm ，A1:28 mm ，Brand:KOYO ，d:100.0125 mm |
| 7E-HVS25X33X20/LP03 Needle roller bearings | Size :25x33x20mm ，Bore Diameter :25mm ，Outer Diameter :33mm ，Brand:NTN |
| 332/32 Tapered roller bearings | Size :32x65x26mm ，Brand:CYSD ，Bore Diameter :32mm ，Width :26mm ，Outer Diameter :65mm ，d:32 mm |
| E-4R6605 Cylindrical roller bearings | d:330 mm ，Size :330x460x340mm ，Width :340mm ，Bore Diameter :330mm ，Outer Diameter :460mm ，Brand:NTN |
| 23968 Spherical roller bearings | e:0.17 ，k:8 mm ，Y1:3.91 ，Number of lubrication holes:8 ，b:14 mm ，rs min:3 mm |
| HK4020 Needle roller bearings | Size :40x47x20mm ，Bore Diameter :40mm ，Width :20mm ，d:40 mm ，Outer Diameter :47mm ，Brand:ZEN |
| AXK90120 Needle roller bearings | Outer Diameter :120mm ，Size :90x120x4mm ，Bore Diameter :90mm ，Brand:KOYO |
| W 63800-2RS1 Deep groove ball bearings | Bore Diameter :19mm ，Width :7mm ，Brand:SKF ，d:10 mm ，Size :19x10x7mm ，Outer Diameter :10mm |
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