Pilot Solenoid valve 702-21-57400,702-21-56800 for Komatsu PC200-8,PC220-8

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Pilot Solenoid valve 702-21-57400,702-21-56800 for Komatsu PC200-8,PC220-8 image

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Pilot Solenoid valve 702-21-57400,702-21-56800 for Komatsu PC200-8,PC220-8 Characteristics

Bearing number:S7009 FW/HC
Size (mm):75x45x16
Bore Diameter (mm):75
Outer Diameter (mm):45
Width (mm):16
d:45 mm
D:75 mm
B:16 mm
d1:55.7 mm
d2:53.6 mm
D2:66.85 mm
r1,2 - min.:1 mm
r3,4 - min.:0.6 mm
a:17.7 mm
da - min.:49.6 mm
da - max.:55.1 mm
db - min.:49.6 mm
db - max.:53 mm
Da - max.:70.4 mm
Db - max.:70.8 mm
ra - max.:1 mm
rb - max.:0.6 mm
Basic dynamic load rating - C:12.7 kN
Basic static load rating - C0:8.5 kN
Fatigue load limit - Pu:0.355 kN
Limiting speed for grease lubrication:28000 r/min
Ball - Dw:7.144 mm
Ball - z:21
Calculation factor - e:0.57
Calculation factor - Y2:1.63
Calculation factor - Y0:0.84
Calculation factor - X2:0.7
Calculation factor - Y1:1.09
r1,2 min.:1 mm
r3,4 min.:0.6 mm
da min.:49.6 mm
da max.:55.1 mm
db min.:49.6 mm
db max.:53 mm
Da max.:70.4 mm
Db max.:70.8 mm
ra max.:1 mm
rb max.:0.6 mm
Basic dynamic load rating C:12.7 kN
Basic static load rating C0:8.5 kN
Fatigue load limit Pu:0.355 kN
Attainable speed for grease lubrication:28000 r/min
Ball diameter Dw:7.144 mm
Number of balls z:21
Calculation factor e:0.57
Calculation factor (single, tandem) Y2:1
Calculation factor (single, tandem) Y0:0.42
Calculation factor (single, tandem) X2:0.43
Calculation factor (back-to-back, face-to-face) Y1:1.09
Calculation factor (back-to-back, face-to-face) Y2:1.63
Calculation factor (back-to-back, face-to-face) Y0:0.84
Calculation factor (back-to-back, face-to-face) X2:0.7
Mass bearing:0.23 kg

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JiNan Hope Hydraulic Co., Itd: Email[email protected]; AddressTianqiao, Beiyuan District, Jinan，Shandong; Phone(Working Time)0531-8299 9953; Fax

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Pilot Solenoid valve 702-21-57400,702-21-56800 for Komatsu PC200-8,PC220-8 Characteristics

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