1311 NACHI 55x120x29mm Manufacturer Name NACHI Self aligning ball bearings
| Bearing number | 1311 |
| Size (mm) | 55x120x29 |
| Brand | NACHI |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| r1 min. | 2 mm |
| da min. | 64 mm |
| Da max. | 111 mm |
| ra max. | 2.0 mm |
| Weight | 1.580 Kg |
| Basic dynamic load rating (C) | 51.3 kN |
| Basic static load rating (C0) | 17.9 kN |
| (Grease) Lubrication Speed | 5100 r/min |
| (Oil) Lubrication Speed | 6200 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.83 |
| Calculation factor (Y1) | 2.70 |
| 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 3 Deg |
| Long Description | 55MM Bore; Shaft Mount; 120MM Outside Diameter; 29MM Inner Race Width; 29MM 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 | 3.4833 |
| Inner Race Width | 1.142 Inch | 29 Millimeter |
| Outer Race Width | 1.142 Inch | 29 Millimeter |
| Bore | 2.165 Inch | 55 Millimeter |
| Outside Diameter | 4.724 Inch | 120 Millimeter |
Detailed Parameters
parameter：
| RW306212 Complex bearings | Outer Diameter :30mm ，d:15.918 mm ，Brand:KBC ，D:30 mm |
| NN3944MBKR Cylindrical roller bearings | Outer Diameter :279mm ，Brand:NSK ，d:220 mm ，Size :220x279x60mm ，Bore Diameter :220mm ，Width :60mm |
| 25578/25523 Tapered roller bearings | Brand:Fersa ，Size :42.862x82.931x26.988mm ，Bore Diameter :42.862mm ，Outer Diameter :82.931mm |
| 7922DF Angular contact ball bearings | Outer Diameter :150mm ，Bore Diameter :110mm ，Size :110x150x20mm ，Brand:CYSD |
| LRJ3.1/2 Cylindrical roller bearings | Brand:RHP ，Outer Diameter :165.1mm ，Bore Diameter :88.9mm ，Size :88.9x165.1x28.575mm |
| NA 4902U Needle roller bearings | Size :15x28x14mm ，Brand:IKO ，Bore Diameter :15mm ，Outer Diameter :28mm |
| 23264 KCW33+AH3264 Spherical roller bearings | Outer Diameter :580mm ，Brand:ISO ，Bore Diameter :320mm ，Size :320x580x208mm |
| 230RF02 Cylindrical roller bearings | d:230 mm ，Outer Diameter :387mm ，Bore Diameter :230mm ，D:420 mm ，Brand:Timken ，F:263 mm |
| 7213 C Angular contact ball bearings | Width :23mm ，Size :65x120x23mm ，Outer Diameter :120mm ，d:65 mm ，Brand:CX ，Bore Diameter :65mm |
| 7338 BDT Angular contact ball bearings | Width :156mm ，Brand:ISO ，Size :190x400x156mm ，Outer Diameter :400mm ，Bore Diameter :190mm ，d:190 mm |
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