1210 NACHI 50x90x20mm (Grease) Lubrication Speed 6500 r/min Self aligning ball bearings
| Bearing number | 1210 |
| Size (mm) | 50x90x20 |
| Brand | NACHI |
| Bore Diameter (mm) | 50 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 20 |
| d | 50 mm |
| D | 90 mm |
| B | 20 mm |
| C | 20 mm |
| r1 min. | 1.1 mm |
| da min. | 56.5 mm |
| Da max. | 83.5 mm |
| ra max. | 1.0 mm |
| Weight | 0.525 Kg |
| Basic dynamic load rating (C) | 22.7 kN |
| Basic static load rating (C0) | 8.1 kN |
| (Grease) Lubrication Speed | 6500 r/min |
| (Oil) Lubrication Speed | 7900 r/min |
| Calculation factor (e) | 0.21 |
| Calculation factor (Y0) | 3.22 |
| Calculation factor (Y1) | 3.07 |
| Category | Self Aligning Ball Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NACHI |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| 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 2.5 Deg |
| Long Description | 50MM Bore; Shaft Mount; 90MM Outside Diameter; 20MM Inner Race Width; 20MM 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.nachi.com |
| Weight / LBS | 1.15743 |
| Outside Diameter | 3.543 Inch | 90 Millimeter |
| Inner Race Width | 0.787 Inch | 20 Millimeter |
| Bore | 1.969 Inch | 50 Millimeter |
| Outer Race Width | 0.787 Inch | 20 Millimeter |
Detailed Parameters
parameter：
| 539A/532X Tapered roller bearings | Bore Diameter :53.975mm ，Size :53.975x107.95x36.512mm ，Brand:ISO ，Outer Diameter :107.95mm |
| ESPAE212 Bearing units | d:60 mm ，Bore Diameter :60mm ，s:12 mm ，Brand:SNR ，A:60 mm |
| S6204-2TS Deep groove ball bearings | Size :20x47x14mm ，Bore Diameter :20mm ，Outer Diameter :47mm ，Width :14mm ，Brand:ZEN ，d:20 mm |
| 6206VV Deep groove ball bearings | Width :16mm ，Brand:NSK ，Bore Diameter :30mm ，Outer Diameter :62mm ，Size :30x62x16mm |
| UK317+H-47 Deep groove ball bearings | Brand:SNR ，Width :82mm ，Outer Diameter :180mm ，Size :74.6125x180x82mm ，Bore Diameter :74.6125mm |
| 22210 K Spherical roller bearings | Width :23mm ，Outer Diameter :90mm ，d:50 mm ，Size :50x90x23mm ，Bore Diameter :50mm ，Brand:ISB |
| CSXB040 Deep groove ball bearings | Outer Diameter :117.475mm ，Width :7.938mm ，d:4 inch ，Size :101.6x117.475x7.938mm ，Brand:INA ，Bore Diameter :101.6mm |
| 24084E Cylindrical roller bearings | Bore Diameter :420mm ，Size :420x620x200mm ，Brand:NACHI ，Outer Diameter :620mm |
| 61944 MA Deep groove ball bearings | Bore Diameter :300mm ，Size :300x220x38mm ，Width :38mm ，d:220 mm ，Outer Diameter :220mm ，Brand:SKF |
| 496/493 Tapered roller bearings | Size :80.962x136.525x30.162mm ，Outer Diameter :136.525mm ，Bore Diameter :80.962mm ，Brand:CX |
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