1308SK NTN da min. 48 mm 40x90x23mm Self aligning ball bearings
| rs min | 1.5 mm |
| Associated sleeve reference | H308X |
| e | 0.24 |
| Y1 | 2.6 |
| Y2 | 4 |
| Y0 | 2.7 |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.72 kg |
| Dynamic load, C | 29.8 kN |
| Static load, C0 | 9.7 kN |
| Nlim (oil) | 8.500 rpm |
| Nlim (grease) | 6.700 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 48 mm |
| da max | 56 mm |
| db min | 44 mm |
| Ce min | 5 mm |
| Da max | 82 mm |
| ra max | 1.5 mm |
| Bearing number | 1308SK |
| Size (mm) | 40x90x23 |
| Brand | NTN |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 23 |
| d | 40 mm |
| D | 90 mm |
| B | 23 mm |
| C | 23 mm |
| r min. | 1.5 mm |
| da min. | 48 mm |
| Da max. | 82 mm |
| ra max. | 1.5 mm |
| Weight | 0.715 Kg |
| Basic dynamic load rating (C) | 29.8 kN |
| Basic static load rating (C0) | 9.7 kN |
| (Grease) Lubrication Speed | 6 700 r/min |
| (Oil) Lubrication Speed | 8 500 r/min |
| Calculation factor (e) | 0.24 |
| Calculation factor (Y0) | 2.7 |
| Calculation factor (Y1) | 2.6 |
Detailed Parameters
parameter：
| PSL 412-308 Cylindrical roller bearings | Outer Diameter :2140mm ，Width :320mm ，Size :1700x2140x320mm ，Brand:PSL ，Bore Diameter :1700mm |
| TAPR 480 N Plain bearings | d:80 mm ，Bore Diameter :80mm ，B:60 mm ，Brand:ISB ，d1:89.4 mm |
| 4R8010 Cylindrical roller bearings | Bore Diameter :400.000mm ，Size :400x560x410mm ，Width :410.000mm ，Brand:NTN ，Outer Diameter :560.000mm |
| 62200-2RS1 Deep groove ball bearings | d:10 mm ，Bore Diameter :10mm ，Brand:SKF ，Size :10x30x14mm ，Width :14mm ，Outer Diameter :30mm |
| F624ZZ Deep groove ball bearings | Brand:ISB ，Size :4x13x5mm ，Bore Diameter :4mm ，Outer Diameter :13mm |
| PHU10872 Angular contact ball bearings | Bore Diameter :40mm ，Brand:PFI ，Size :40x108x32mm ，Outer Diameter :108mm |
| AXZ 8 30 48 Needle roller bearings | Size :30x48x8mm ，Outer Diameter :48mm ，Brand:Timken ，Width :8mm ，Bore Diameter :30mm |
| NJ212EM Cylindrical roller bearings | Brand:NSK ，Bore Diameter :60mm ，Size :60x110x22mm ，Width :22mm ，Outer Diameter :110mm ，d:60 mm |
| NU211-E-M6 Cylindrical roller bearings | Bore Diameter :55mm ，Size :55x100x21mm ，Outer Diameter :100mm ，Brand:NKE |
| NA 6909U Needle roller bearings | Size :45x68x41mm ，Outer Diameter :68mm ，Bore Diameter :45mm ，Width :41mm ，Brand:IKO |
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