1312SK NTN 60x130x31mm Calculation factor (Y1) 2.8 Self aligning ball bearings
| rs min | 2.1 mm |
| Associated sleeve reference | H312X |
| e | 0.23 |
| Y1 | 2.8 |
| Y2 | 4.3 |
| Y0 | 2.9 |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 2.03 kg |
| Dynamic load, C | 57.5 kN |
| Static load, C0 | 20.8 kN |
| Nlim (oil) | 5.600 rpm |
| Nlim (grease) | 4.500 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 71 mm |
| da max | 79 mm |
| db min | 65 mm |
| Ce min | 5 mm |
| Da max | 119 mm |
| ra max | 2 mm |
| Bearing number | 1312SK |
| Size (mm) | 60x130x31 |
| Brand | NTN |
| Bore Diameter (mm) | 60 |
| Outer Diameter (mm) | 130 |
| Width (mm) | 31 |
| d | 60 mm |
| D | 130 mm |
| B | 31 mm |
| C | 31 mm |
| r min. | 2.1 mm |
| da min. | 71 mm |
| Da max. | 119 mm |
| ra max. | 2 mm |
| Weight | 2.03 Kg |
| Basic dynamic load rating (C) | 57.5 kN |
| Basic static load rating (C0) | 20.8 kN |
| (Grease) Lubrication Speed | 4 500 r/min |
| (Oil) Lubrication Speed | 5 600 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.9 |
| Calculation factor (Y1) | 2.8 |
Detailed Parameters
parameter：
| 16012 Deep groove ball bearings | Mass:0.28 kg ，Fatigue limit load, Cu:0.8 kN ，Static load, C0:17.5 kN ，Dynamic load, C:20 kN ，Radial clearance class:CN ，rs min:0.6 mm |
| 1778/1729 Tapered roller bearings | Outer Diameter :56.896mm ，d:20.627 mm ，Bore Diameter :20.627mm ，Brand:Timken ，Width :19.368mm ，Size :20.627x56.896x19.368mm |
| NN4928C1NAP4 Cylindrical roller bearings | Bore Diameter :140mm ，Brand:NTN ，d:140 mm ，Width :50mm ，Size :140x190x50mm ，Outer Diameter :190mm |
| K09x12x10 Needle roller bearings | Width :10mm ，Outer Diameter :12mm ，Bore Diameter :9mm ，Fw:9 mm ，Brand:CX ，Size :9x12x10mm |
| 71904 ACE/P4A Angular contact ball bearings | Outer Diameter :20mm ，Size :37x20x9mm ，Brand:SKF ，Bore Diameter :37mm |
| LM742749/10 Tapered roller bearings | Bore Diameter :215.9mm ，Outer Diameter :285.75mm ，Width :46.038mm ，d:215.9 mm ，Brand:CX ，Size :215.9x285.75x46.038mm |
| 53178/53375 Tapered roller bearings | Outer Diameter :95.25mm ，Size :44.45x95.25x30.958mm ，Bore Diameter :44.45mm ，Brand:CX |
| 54240 Thrust ball bearings | Outer Diameter :280mm ，Size :204x280x115.6mm ，d:204 mm ，Width :115.6mm ，Brand:ISO ，Bore Diameter :204mm |
| K37X42X17 Needle roller bearings | C0r:38.5 kN ，Lw:13.8 mm ，Dw:2.5 mm ，Mass:0.03 kg ，Nlim (grease):7.500 rpm ，Cr:21 kN |
| NU1005 Cylindrical roller bearings | Bore Diameter :25mm ，Brand:ISO ，Outer Diameter :47mm ，Size :25x47x12mm |
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