7021603221 excavator pilot valve PPC valve - Jinan Excavator Parts Company

Jinan Excavator Parts Company: Dansion worldcup series pump NACHI PVS series of Piston pump NACHI VDR series of Vane pump

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Home>Products>Hitachi hydraulic pump>7021603221 excavator pilot valve PPC valve image

7021603221 excavator pilot valve PPC valve image

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Hitachi hydraulic pump Product Description

Bearing number:7220CG1UJ74
Size (mm):100x180x34
Bore Diameter (mm):100
Outer Diameter (mm):180
Width (mm):34
d:100 mm
D:180 mm
B:34 mm
C:34 mm
Angle (α):15 °
d1:127.3 mm
D1:153 mm
D2:168 mm
a:36 mm
Contact angle α:15 °
rs min:2.1 mm
r1s min:1.1 mm
f0:14.56
Precision class:P4
Mass:3.23 kg
Dynamic load, C:148 kN
Static load, C0:127 kN
Fatigue limit load, Cu:5.7 kN
Nlim (oil):12,000 rpm
Nlim (grease):7,500 rpm
Axial displacement K Factor:1.06
Preload level:7
Preload value:0.92 kN
Axial rigidity:138 N/µm
Radial rigidity:784 N/µm
Min operating temperature, Tmin:-30 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.41 Hz
Characteristic rolling element frequency, BSF:5.34 Hz
Characteristic outer ring frequency, BPF0:5.77 Hz
Characteristic inner ring frequency, BPFI:8.23 Hz
da min:112 mm
db min:112 mm
Da max:168 mm
Db max:168 mm
r1a max:1 mm
ra max:2 mm
D6:131 mm

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Jinan Excavator Parts Company: Email[email protected]; AddressTianqiao, Beiyuan District, Jinan，Shandong; Phone(Working Time)86 0531-8299 9952; Fax86 0531 -82990353

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