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SKU: 4T-780/772-NTN

NTN 4T-780/772 Tapered Roller Bearing Cup and Cone Set 4x7.125x1.875 inch

NTN 4T-780/772 Tapered Roller Bearing Cup and Cone Set 4x7.125x1.875 inch
Regular price CHF 319.00 ex VAT
Regular price Sale price CHF 319.00 ex VAT
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3+ CHF 253.97
5+ CHF 239.70
10+ CHF 236.85
25+ CHF 234.00
49+ CHF 231.14
74+ CHF 228.29
99+ CHF 214.02
199+ CHF 211.17
249+ CHF 208.31
499+ CHF 205.46
999+ CHF 199.75
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Description
Technical
--- Bearing dimensions
d 4 inch (101.6mm)
D (inch) 7.125 inch (180.975mm)
T 1.875 inch (47.625mm)
B 1.89 inch (48.006mm)
C 1.5 inch (38.10mm)
--- Speeds and loads
C<sub>r</sub> 315kN
C<sub>or</sub> 430kN
Speed in grease 2000rpm
Speed in oil 2700rpm
--- Abutment dimensions
d<sub>a</sub> 119mm
d<sub>b</sub> 113mm
D<sub>a</sub> 161mm
D<sub>b</sub> 168mm
r<sub>as</sub> max 3.5mm
r<sub>1as</sub> max 3.3mm
Load center<sup>2</sup> 8.1mm
Constant e 0.39
Axial load factor Y<sub>2</sub> 1.56
Axial load factor Y<sub>0</sub> 0.86
Weight 5.12kg
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