2311 SKF 55x120x43mm overall width: 43 mm Self aligning ball bearings
| Bearing number | 2311 |
| Size (mm) | 55x120x43 |
| Brand | SKF |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 43 |
| d | 55 mm |
| D | 120 mm |
| B | 43 mm |
| C | 43 mm |
| d2 | 72 mm |
| r1 min. | 2 mm |
| r2 min. | 2 mm |
| D1 | 103 mm |
| da min. | 66 mm |
| Da max. | 109 mm |
| ra max. | 2 mm |
| Weight | 2.1 Kg |
| Basic dynamic load rating (C) | 76.1 kN |
| Basic static load rating (C0) | 24 kN |
| Fatigue load limit (Pu) | 1.25 |
| Reference speed | 11000 r/min |
| Limiting speed | 7500 r/min |
| Calculation factor (e) | 0.4 |
| Calculation factor (kr) | 0.05 |
| Calculation factor (Y0) | 1.6 |
| Calculation factor (Y1) | 1.6 |
| Category | Self Aligning Ball Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 2.142 |
| EAN | 7316576605215 |
| Product Group – BDI | B00152 |
| Mounting Method | Shaft |
| Enclosure | Open |
| Rolling Element | Ball Bearing |
| Cage Material | Steel |
| Precision Class | ABEC 1 | ISO P0 |
| Internal Clearance | C0-Medium |
| Number of Rows of Balls | Double Row |
| Other Features | Allowable Misalignment 3 Deg |
| Long Description | 55MM Bore; Shaft Mount; 120MM Outside Diameter; 43MM Inner Race Width; 43MM Outer Race Width; Open; Steel Cage; Double Row of Balls; ABEC 1 | ISO P0; C0-Medium |
| Inch – Metric | Metric |
| Category – BDI | Self Aligning Ball Bearings |
| UNSPSC | 31171532 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Self Aligning |
| Manufacturer URL | http://www.skf.com |
| Manufacturer Item Number | 2311 |
| Weight / LBS | 4.718 |
| Outside Diameter | 4.724 Inch | 120 Millimeter |
| Bore | 2.165 Inch | 55 Millimeter |
| Inner Race Width | 1.693 Inch | 43 Millimeter |
| Outer Race Width | 1.693 Inch | 43 Millimeter |
| bore diameter: | 55 mm |
| static load capacity: | 24 kN |
| outside diameter: | 120 mm |
| precision rating: | Not Rated |
| overall width: | 43 mm |
| maximum rpm: | 7500 RPM |
| bore type: | Straight |
| finish/coating: | Uncoated |
| closure type: | Open |
| outer ring width: | 43 mm |
| internal clearance: | C0 |
| fillet radius: | 2 mm |
| dynamic load capacity: | 76.1 kN |
| series: | 2300 |
| d1 ≈ | 72 mm |
| D1 ≈ | 101 mm |
| r1,2 min. | 2 mm |
| da min. | 66 mm |
| Da max. | 109 mm |
| ra max. | 2 mm |
| Basic dynamic load rating C | 76.1 kN |
| Basic static load rating C0 | 24 kN |
| Fatigue load limit Pu | 1.25 kN |
| Permissible angular misalignment α | 3 ° |
| Calculation factor kr | 0.05 |
| Calculation factor e | 0.4 |
| Calculation factor Y0 | 1.6 |
| Calculation factor Y1 | 1.6 |
| Calculation factor Y2 | 2.4 |
| Mass bearing | 2.1 kg |
Detailed Parameters
parameter：
| 23034B Spherical roller bearings | Outer Diameter :260mm ，Size :170x260x67mm ，Bore Diameter :170mm ，Brand:NTN ，Width :67mm |
| S2610 Needle roller bearings | Fw:41.275 mm ，Outer Diameter :50.8mm ，Size :41.275x50.8x15.875mm ，Width :15.875mm ，Bore Diameter :41.275mm ，Brand:INA |
| 22264CCK/W33 Spherical roller bearings | Size :320x580x150mm ，Outer Diameter :580mm ，Bore Diameter :320mm ，Brand:SKF |
| 7018 ACD/P4A Angular contact ball bearings | Bore Diameter :140mm ，Size :140x90x24mm ，Brand:SKF ，Width :24mm ，Outer Diameter :90mm ，d:90 mm |
| S6009 Deep groove ball bearings | Brand:ZEN ，Size :45x75x16mm ，Bore Diameter :45mm ，Outer Diameter :75mm |
| 111050/111090G Tapered roller bearings | Size :50x90x64mm ，Brand:Gamet ，Bore Diameter :50mm ，Outer Diameter :90mm |
| AX 6 85 110 Needle roller bearings | d:85 mm ，Bore Diameter :85mm ，Outer Diameter :110mm ，Size :85x110x6mm ，Width :6mm ，Brand:KOYO |
| CS200LLU Deep groove ball bearings | Brand:NTN ，Width :9.000mm ，Size :10x30x9mm ，Outer Diameter :30.000mm ，Bore Diameter :10.000mm |
| 23130EX1 Cylindrical roller bearings | Outer Diameter :250mm ，Width :80mm ，Brand:NACHI ，Bore Diameter :150mm ，Size :150x250x80mm |
| B7208-C-T-P4S Angular contact ball bearings | Bore Diameter :40mm ，Outer Diameter :80mm ，Width :18mm ，Size :40x80x18mm ，Brand:FAG |
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