1312K CX Self Aligning Ball Bearings
 |  |  | |
| Bearing number | 1312K | 1312K | 1312K |
| Size (mm) | 60x130x31(mm) | 60x130x31(mm) | 60x130x31(mm) |
| Brand | KOYO | NACHI | SNR |
| Bore Diameter (mm) | 60(mm) | 60(mm) | 60,000(mm) |
| Outer Diameter (mm) | 130(mm) | 130(mm) | 130,000(mm) |
| Width (mm) | 31(mm) | 31(mm) | 31,000(mm) |
| d | 60 mm 2.3622 in | 60 mm 2.3622 in | 60,000 mm 2.3622 in |
| D | 130 mm 5.1181 in | 130 mm 5.1181 in | 130,000 mm 5.1181 in |
| B | 31 mm 1.2205 in | 31 mm 1.2205 in | 31,000 mm 1.2205 in |
| C | 31 mm 1.2205 in | 31 mm 1.2205 in | 31,000 mm 1.2205 in |
| r min. | 2.1 mm 0.0827 in | ||
| da min. | 71 mm 2.7953 in | 71 mm 2.7953 in | |
| Da max. | 119 mm 4.685 in | 119 mm 4.685 in | |
| ra max. | 2 mm 0.0787 in | 2.0 mm 0.0787 in | |
| Weight | 1.93 Kg | 1.960 Kg | |
| Basic dynamic load rating (C) | 57.2 kN | 57,2 kN | |
| Basic static load rating (C0) | 20.8 kN | 20,8 kN | |
| (Grease) Lubrication Speed | 4500 r/min | 4700 r/min | |
| (Oil) Lubrication Speed | 5500 r/min | 5700 r/min | |
| Calculation factor (e) | 0.22 | 0.22 | |
| Calculation factor (Y0) | 3.05 | 3.05 | |
| Calculation factor (Y1) | 2.91 | 2.91 |