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SKU: 4T-3979/3920-NTN

NTN 4T-3979/3920 Tapered Roller Bearing Cup and Cone Set 2.25x4.437x1.187 inch

NTN 4T-3979/3920 Tapered Roller Bearing Cup and Cone Set 2.25x4.437x1.187 inch

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Description
Technical
--- Bearing dimensions
d 2.25 inch (57.15mm)
D (inch) 4.437 inch (112.712mm)
T 1.187 inch (30.162mm)
B 1.183 inch (30.048mm)
C 0.94 inch (23.812mm)
--- Speeds and loads
C<sub>r</sub> 132kN
C<sub>or</sub> 174kN
Speed in grease 3200rpm
Speed in oil 4300rpm
--- Abutment dimensions
d<sub>a</sub> 72mm
d<sub>b</sub> 66mm
D<sub>a</sub> 99mm
D<sub>b</sub> 106mm
r<sub>as</sub> max 3.5mm
r<sub>1as</sub> max 3.3mm
Load center<sup>2</sup> 4.5mm
Constant e 0.4
Axial load factor Y<sub>2</sub> 1.49
Axial load factor Y<sub>0</sub> 0.82
Weight 1.41kg
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