331492 Four-row Tapered Roller Bearing 304.648*438.048*280.99mm
The 331492 bearing is a Tapered Roller Bearings with an inner diameter of 304.648 mm , an outer diameter of 438.048 mm, a width of 280.99 mm. It typically uses standard precision grade precision tolerances and features a Sheet metal cage, Its dynamic radial rated load is approximately 3080kN, its static radial rated load is approximately 6950kN. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
Application: construction machinery automobiles aviation aerospace rail transit
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Model: |
331492 |
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Main parameters |
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d-Bore diameter:304.648mm D-Outside diameter:438.048mm W-Width: 280.99mm M-Mass: 135kg T-Total bearing width over outer rings:279.4mm d1-Abutment diameter shaft:337mm D1-Abutment diameter housing:385mm r1,2-Chamfer dimension inner ring(min.): 3.3mm r3,4-Outer ring radius (chamfer)(min.):4.8mm |
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Other parameters |
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Basic dynamic load rating:3080kN Basic static load rating:6950kN Fatigue load limit:585kN Comparative radial load rating:815kN Comparative axial load rating:190kN Thrust factor:1.24 Limiting value:0.48 Calculation factor(Y1):1.4 Calculation factor(Y2):2.1 Calculation factor(Y0):1.4 Contact angle:17.5° Bearing part:complete bearing Number of rows:four Bore type:Cylindrical with helical groove Cage:Sheet metal |
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Application Scenario |
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construction machinery, automobiles, aviation, aerospace, rail transit |
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service |
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If you are interested in this bearing or if you need other types of bearings, please feel free to contact me and we look forward to cooperating with you! |
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