BT4B 331168 B Four-row Tapered Roller Bearing 269.875*381*282.575mm
The BT4B 331168 B bearing is a Tapered Roller Bearings with an inner diameter of 269.875 mm , an outer diameter of 381 mm, a width of 282.575 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 7500kN. 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: |
BT4B 331168 B |
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Main parameters |
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d-Bore diameter:269.875mm D-Outside diameter:381mm W-Width: 282.575mm M-Mass: 105kg T-Total bearing width over outer rings:282.575mm d1-Abutment diameter shaft:293mm D1-Abutment diameter housing:339mm r1,2-Chamfer dimension inner ring(min.): 3.3mm r3,4-Outer ring radius (chamfer)(min.):3.3mm |
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Other parameters |
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Basic dynamic load rating:3080kN Basic static load rating:7500kN Fatigue load limit:655kN Comparative radial load rating:815kN Comparative axial load rating:132kN Thrust factor:1.76 Limiting value:0.33 Calculation factor(Y1):2 Calculation factor(Y2):3 Calculation factor(Y0):2 Contact angle:12.5° Bearing part:complete bearing Number of rows:four Bore type:Cylindrical 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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