012.30.560.12 Excavator Slewing Bearing

Bearing number: 30314U
Size (mm): 70x150x38
Bore Diameter (mm): 70
Outer Diameter (mm): 150
Width (mm): 38
d: 70 mm
D: 150 mm
T: 38 mm
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Product Details

Bearing number 30314U
Size (mm) 70x150x38
Bore Diameter (mm) 70
Outer Diameter (mm) 150
Width (mm) 38
d 70 mm
D 150 mm
T 38 mm
B 35 mm
C 30 mm
ra1 max. 2 mm
a 30 mm
r min. 3 mm
r1 min. 2,5 mm
da min. 84 mm
Da min 130 mm
Da max. 138 mm
db max. 89 mm
Db min. 140 mm
ra max. 2,5 mm
Sa 4 mm
Sb 8 mm
Weight 3,06 Kg
Basic dynamic load rating (C) 230 kN
Basic static load rating (C0) 272 kN
(Grease) Lubrication Speed 2 600 r/min
(Oil) Lubrication Speed 3 500 r/min
Calculation factor (e) 0,35
Calculation factor (Y0) 0,96
d1 107 mm
rs min 3 mm
r1s min 2.5 mm
e 0.35
Y2 1.74
Y0 0.96
Mass 3.06 kg
ISO 355 reference T2GB070
Dynamic load, C 230 kN
Rating life coefficient, A2 1
Static load, C0 272 kN
Fatigue limit load, Cu 32.1 kN
Nlim (oil) 3,500 rpm
Nlim (grease) 2,600 rpm
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0.41 Hz
Characteristic rolling element frequency, BSF 5.27 Hz
Characteristic outer ring frequency, BPF0 6.57 Hz
Characteristic inner ring frequency, BPFI 9.43 Hz
da max 89 mm
db min 84 mm
Da max 138 mm
Db min 140 mm
Ca min 4 mm
Cb min 8 mm
ra max 2.5 mm
r1a max 2 mm
Category Bearings
Inventory 0.0
Minimum Buy Quantity N/A
Product Group B04334
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