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SKU: 30228U-NTN

NTN 30228U Tapered Roller Bearing Cup and Cone Set 140x250x45.75mm

NTN 30228U Tapered Roller Bearing Cup and Cone Set 140x250x45.75mm
Regular price CHF 661.00 ex VAT
Regular price Sale price CHF 661.00 ex VAT
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Description
Technical
--- Bearing dimensions
d 140mm
D 250mm
T 45.75mm
B 42mm
C 36mm
r<sub>s</sub> min 4mm
r<sub>ls</sub> min 3mm
--- Speeds and loads
Dynamic load C<sub>r</sub> 465kN
Static load C<sub>or</sub> 570kN
Fatigue Load limit C<sub>u</sub> 57kN
Allowable Speed in grease 1400rpm
Allowable Speed in oil 1900rpm
--- Abutment dimensions
ISO Dimension series 4FB
d<sub>a</sub> min 158mm
d<sub>b</sub> max 163mm
D<sub>a</sub> max 236mm
D<sub>a</sub> min 214mm
D<sub>b</sub> min 235mm
S<sub>a</sub> min 7mm
S<sub>b</sub> min 9.5mm
r<sub>as</sub> max 3mm
r<sub>1as</sub> max 2.5mm
Load center a 48.5mm
Constant e 0.44mm
Y<sub>2</sub> 1.38mm
Y<sub>0</sub> 0.76mm
Weight 8.73kg
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