OEM Komatsu D65E EX-12 D65P PX-12 Crawler Parts Catalog Book - IRA Hydraulic Pump Technical support and service

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OEM Komatsu D65E EX-12 D65P PX-12 Crawler Parts Catalog Book image

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Products and services OEM Komatsu D65E EX-12 D65P PX-12 Crawler Parts Catalog Book

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

IRA Hydraulic Pump Technical support and service specialize in the operation of a variety of well-known brands of pumps, valves and spare parts.
such as Rexroth,Yuken,Daikin,Vickers,Dension,Parker,Sumitomo,Tokimec,Nachi,Atos,Komatsu,Kawaski etc.
The following is our comprehensive range:
1.Pistion pump
2.Vane Pump
3.Oil pump
4.Gear pump
If you have any inquiries,please ask me frankly.

Contact Us

IRA Hydraulic Pump Technical support and service: AddressNo.1875 East Changjiang Road, New District, Wuxi, Jiangsu,China; Phone(Working Time)86-510-85310167; Fax

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