NSK 30BD40T12DDUCG21 distributors Ball Bearings

Bearing number:4T-2690/2631
Size (mm):29.367x66.421x23.812
Bore Diameter (mm):29,367
Outer Diameter (mm):66,421
Width (mm):23,812
d:29,367 mm
D:66,421 mm
T:23,812 mm
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Product Details

Bearing number4T-2690/2631
Size (mm)29.367x66.421x23.812
Bore Diameter (mm)29,367
Outer Diameter (mm)66,421
Width (mm)23,812
d29,367 mm
D66,421 mm
T23,812 mm
B25,433 mm
C19,05 mm
ra1 max.1,3 mm
a9,3 mm
Da58 mm
db35 mm
ra max.3,5 mm
da41 mm
Db60 mm
Weight0,406 Kg
Basic dynamic load rating (C)64,5 kN
Basic static load rating (C0)72,5 kN
(Grease) Lubrication Speed6 200 r/min
(Oil) Lubrication Speed8 200 r/min
Calculation factor (e)0,25
Calculation factor (Y0)1,3
d145 mm
e0.25
Y22.36
Y01.3
Mass0.41 kg
Dynamic load, C64.5 kN
Rating life coefficient, A21.4
Static load, C072.5 kN
Fatigue limit load, Cu8.8 kN
Nlim (oil)8,200 rpm
Nlim (grease)6,200 rpm
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.41 Hz
Characteristic rolling element frequency, BSF5.1 Hz
Characteristic outer ring frequency, BPF05.7 Hz
Characteristic inner ring frequency, BPFI8.31 Hz
ra max3.5 mm
r1a max1.3 mm
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Company Profile

Worktime 9.00--18.00
Phone 0065-31591338
Fax 0065-31591338
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