21308E SKF Calculation factor (Y1) 2.8 40x90x23mm Spherical roller bearings


| Bearing number | 21308E |
| Size (mm) | 40x90x23 |
| Brand | SKF |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 23 |
| d | 40 mm |
| D | 90 mm |
| B | 23 mm |
| C | 23 mm |
| b | 5.5 mm |
| d2 | 60 mm |
| r1 min. | 1.5 mm |
| r2 min. | 1.5 mm |
| D1 | 79.8 mm |
| K | 3 mm |
| da min. | 49 mm |
| Da max. | 81 mm |
| ra max. | 1.5 mm |
| Weight | 0.75 Kg |
| Basic dynamic load rating (C) | 104 kN |
| Basic static load rating (C0) | 108 kN |
| Fatigue load limit (Pu) | 11.8 |
| Reference speed | 7000 r/min |
| Limiting speed | 9500 r/min |
| Calculation factor (e) | 0.24 |
| Calculation factor (Y0) | 2.8 |
| Calculation factor (Y1) | 2.8 |
Detailed Parameters
parameter:
| 4T-28680/28622 Tapered roller bearings | Dynamic load, C:88.5 kN ,Y0:0.82 ,Mass:0.77 kg ,d1:77 mm ,Y2:1.49 ,e:0.4 |
| SAZP9N Plain bearings | d:9.53 mm ,Brand:LS ,Size :9.53x25.4x12.7mm ,Width :12.7mm ,Outer Diameter :25.4mm ,Bore Diameter :9.53mm |
| L305649/L305610 Tapered roller bearings | Brand:Timken ,Size :50.8x80.962x18.258mm ,Outer Diameter :80.962mm ,Bore Diameter :50.8mm |
| AST850SM 5030 Plain bearings | Outer Diameter :55mm ,Bearing Type:metal with bronze and graphite ,Bore Diameter :50mm ,Brand:AST |
| 2222-K-M-C3 + H322 Self aligning ball bearings | Bore Diameter :100mm ,Outer Diameter :200mm ,Size :100x200x53mm ,Width :53mm ,Brand:FAG |
| E-4R11202 Cylindrical roller bearings | Bore Diameter :560mm ,Size :560x680x360mm ,Width :360mm ,Brand:NTN ,Outer Diameter :680mm ,d:560 mm |
| UKPX11+H2311 Bearing units | A:79 mm ,B1:59 mm ,d:50 mm ,Bore Diameter :50mm ,Width :69.8mm ,Brand:NACHI |
| MHKM1520 Needle roller bearings | Outer Diameter :22mm ,Brand:KOYO ,Bore Diameter :15mm ,Size :15x22x20mm |
| 6580/6535 Tapered roller bearings | Size :88.9x161.925x53.975mm ,Width :53.975mm ,Bore Diameter :88.9mm ,Outer Diameter :161.925mm ,Brand:CX |
| 1214 Self aligning ball bearings | Brand:FBJ ,Bore Diameter :70mm ,Size :70x125x24mm ,d:70 mm ,Width :24mm ,Outer Diameter :125mm |
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