KOYO HK1214B.RS services Needle Non Thrust Roller Bearings

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KOYO HK1214B.RS services Needle Non Thrust Roller Bearings image

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Tapered roller thrust bearings Product Description

Bearing number:4T-2558/2523S
Size (mm):30.162x69.85x23.812
Bore Diameter (mm):30,162
Outer Diameter (mm):69,85
Width (mm):23,812
d:30,162 mm
D:69,85 mm
T:23,812 mm
B:25,357 mm
C:19,05 mm
d1:49 mm
a:14.71 mm
e:0.27
Y2:2.19
Y0:1.21
Mass:0.47 kg
Dynamic load, C:69 kN
Rating life coefficient, A2:1.4
Static load, C0:81.5 kN
Fatigue limit load, Cu:9.9 kN
Nlim (oil):7,600 rpm
Nlim (grease):5,700 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.42 Hz
Characteristic rolling element frequency, BSF:5.59 Hz
Characteristic outer ring frequency, BPF0:6.63 Hz
Characteristic inner ring frequency, BPFI:9.37 Hz
ra max:2.3 mm
r1a max:1.3 mm
Category:Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.463
Product Group:B04334

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