51156 KOYO 280x350x53mm D3(min) – Thrust ball bearings
| Bearing number | 51156 |
| Size (mm) | 280x350x53 |
| Brand | KOYO |
| Bore Diameter (mm) | 280 |
| Outer Diameter (mm) | 350 |
| Width (mm) | 53 |
| d | 280 mm |
| D | 350 mm |
| T | 53 mm |
| r min. | 1.5 mm |
| Basic dynamic load rating (C) | 329 kN |
| Basic static load rating (C0) | 1430 kN |
| (Grease) Lubrication Speed | 640 r/min |
| Bearing No. | 51156 |
| r(min) | 1.5 |
| Ca | 411 |
| Coa | 1430 |
| Cu | 36.4 |
| Grease lub. | 640 |
| Oil lub. | 900 |
| d1(max) | 347 |
| D1(min) | 283 |
| D2(min) | – |
| D3(min) | – |
| A | – |
| R | – |
| C | – |
| da(min) | 322 |
| Da(max) | 308 |
| ra(max) | 1.5 |
| (Refer.)Mass(kg) | 12.0 |
Detailed Parameters
parameter：
| BR 223020 Needle roller bearings | Width :31.75mm ，Size :34.925x47.625x31.75mm ，Outer Diameter :47.625mm ，Fw:34.925 mm ，Bore Diameter :34.925mm ，Brand:IKO |
| RNA4832 Needle roller bearings | Outer Diameter :200mm ，Size :175x200x40mm ，Brand:AST ，Bore Diameter :175mm |
| SDM40AJ Linear bearings | Bore Diameter :40mm ，Brand:KOYO ，Size :40x60x60.5mm ，Outer Diameter :60mm ，Width :60.5mm |
| NN3021MBKR Cylindrical roller bearings | Size :105x146x41mm ，Brand:NSK ，Outer Diameter :146mm ，Bore Diameter :105mm |
| HCB71913-C-T-P4S Angular contact ball bearings | Size :65x90x13mm ，Width :13mm ，Outer Diameter :90mm ，Brand:FAG ，Bore Diameter :65mm |
| NUP 307 Cylindrical roller bearings | Brand:SIGMA ，Size :35x80x21mm ，Outer Diameter :80mm ，Bore Diameter :35mm |
| 230/500BK Spherical roller bearings | Brand:NTN ，Size :500x720x167mm ，Bore Diameter :500mm ，Outer Diameter :720mm ，Width :167mm |
| EX207-23 Deep groove ball bearings | Width :51.1mm ，Bore Diameter :36.5125mm ，Size :36.5125x72x51.1mm ，Brand:SNR ，Outer Diameter :72mm |
| 201082 Cylindrical roller bearings | Brand:FAG ，d:55 mm ，Size :55x145x100mm ，Outer Diameter :145mm ，Bore Diameter :55mm ，Width :100mm |
| LM545847/LM545810 Tapered roller bearings | Brand:Timken ，Width :49.212mm ，Bore Diameter :235.077mm ，Outer Diameter :314.325mm ，Size :235.077x314.325x49.212mm |
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