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SKU: 4T-30311D-NTN

NTN 4T-30311D Tapered Roller Bearing Cup and Cone Set 55x120x31.5mm

NTN 4T-30311D Tapered Roller Bearing Cup and Cone Set 55x120x31.5mm
Regular price $102.85 ex VAT
Regular price Sale price $102.85 ex VAT
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Description
Technical
--- Bearing dimensions
d 55mm
D 120mm
T 31.5mm
B 29mm
C 21mm
r<sub>s</sub> min 2.5mm
r<sub>ls</sub> min 2mm
--- Speeds and loads
Dynamic load C<sub>r</sub> 146kN
Static load C<sub>or</sub> 154kN
Allowable Speed in grease 2900rpm
Allowable Speed in oil 3800rpm
--- Abutment dimensions
ISO Dimension series 7FB
d<sub>a</sub> min 67mm
d<sub>b</sub> max 67mm
D<sub>a</sub> max 110mm
D<sub>a</sub> min 91.5mm
D<sub>b</sub> min 113.5mm
S<sub>a</sub> min 4mm
S<sub>b</sub> min 10.5mm
r<sub>as</sub> max 2mm
r<sub>1as</sub> max 2mm
Load center a 38mm
Constant e 0.83mm
Y<sub>2</sub> 0.73mm
Y<sub>0</sub> 0.4mm
Weight 1.58kg
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