QT4 NACHI Weight 4 Kg 80x170x42.5mm Tapered roller bearings
| Bearing number | QT4 |
| Size (mm) | 80x170x42.5 |
| Brand | NACHI |
| Bore Diameter (mm) | 80 |
| Outer Diameter (mm) | 170 |
| Width (mm) | 42.5 |
| d | 80 mm |
| D | 170 mm |
| T | 42.5 mm |
| B | 39 mm |
| C | 28 mm |
| a – | 10 mm |
| r min. | 3 mm |
| r1 min. | 3.5 mm |
| Weight | 4 Kg |
| Basic dynamic load rating (C) | 221 kN |
| Basic static load rating (C0) | 256 kN |
Detailed Parameters
parameter：
| NK37/20R Needle roller bearings | Lw:15.8 mm ，rs min:0.3 mm ，Dw:3 mm ，Lubrication hole on outer ring:Oui/Yes |
| 7205HTDF/GMP5 Angular contact ball bearings | Bore Diameter :25mm ，Width :30mm ，Brand:NTN ，Outer Diameter :52mm ，Size :25x52x30mm |
| F15196 Tapered roller bearings | Size :25x54x9.25mm ，Brand:Fersa ，Bore Diameter :25mm ，Outer Diameter :54mm |
| U399/U360L Tapered roller bearings | Bore Diameter :39.689mm ，Outer Diameter :73.025mm ，Size :39.689x73.025x22.098mm ，Brand:PFI |
| 7024DF Angular contact ball bearings | Bore Diameter :120mm ，Outer Diameter :180mm ，Size :120x180x28mm ，Brand:NTN ，Width :28mm |
| PASEY 50-N Bearing units | Width :54mm ，Bore Diameter :50mm ，Brand:NKE ，d:50 mm |
| PHU5014 Angular contact ball bearings | Width :95mm ，Size :28.575x149.4x95mm ，Brand:PFI ，Outer Diameter :149.4mm ，d:28.575 mm ，Bore Diameter :28.575mm |
| 53222 + U222 Thrust ball bearings | Size :110x165x45mm ，Width :45mm ，Brand:FAG ，Outer Diameter :165mm ，Bore Diameter :110mm |
| BRI 406028 UU Needle roller bearings | Outer Diameter :95.25mm ，Size :63.5x95.25x44.7mm ，Brand:IKO ，Bore Diameter :63.5mm |
| SA1-15B Plain bearings | d:15 mm ，Outer Diameter :26mm ，Size :15x26x12mm ，Bore Diameter :15mm ，Width :12mm ，Brand:NTN |
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