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SKU: 4T-22780/22720-NTN

NTN 4T-22780/22720 Tapered Roller Bearing Cup and Cone Set 1.687x3.25x1.031 inch

NTN 4T-22780/22720 Tapered Roller Bearing Cup and Cone Set 1.687x3.25x1.031 inch

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Description
Technical
--- Bearing dimensions
d 1.687 inch (42.862mm)
D (inch) 3.25 inch (82.55mm)
T 1.031 inch (26.195mm)
B 1.063 inch (26.988mm)
C 0.81 inch (20.638mm)
--- Speeds and loads
C<sub>r</sub> 83.5kN
C<sub>or</sub> 97kN
Speed in grease 4600rpm
Speed in oil 6100rpm
--- Abutment dimensions
d<sub>a</sub> 56mm
d<sub>b</sub> 50mm
D<sub>a</sub> 71mm
D<sub>b</sub> 77mm
r<sub>as</sub> max 3.5mm
r<sub>1as</sub> max 3.3mm
Load center<sup>2</sup> 6.4mm
Constant e 0.4
Axial load factor Y<sub>2</sub> 1.49
Axial load factor Y<sub>0</sub> 0.82
Weight 0.618kg
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