Vickers Hydraulic Valve CVCS25CS2W12510 K89S - Leader Hydraulic Pump Co.,Limited.

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Bearing number:S71910 CB/P4A
Size (mm):72x50x12
Bore Diameter (mm):72
Outer Diameter (mm):50
Width (mm):12
d:50 mm
D:72 mm
B:12 mm
d1:57.95 mm
d2:56.9 mm
D2:66.04 mm
r1,2 - min.:0.6 mm
r3,4 - min.:0.3 mm
a:16.7 mm
da - min.:53.2 mm
da - max.:57.4 mm
db - min.:53.2 mm
db - max.:56.3 mm
Da - max.:68.8 mm
Db - max.:70 mm
ra - max.:0.6 mm
rb - max.:0.3 mm
Basic dynamic load rating - C:7.6 kN
Basic static load rating - C0:6.2 kN
Fatigue load limit - Pu:0.265 kN
Limiting speed for grease lubrication:26000 r/min
Ball - Dw:4.762 mm
Ball - z:29
Calculation factor - f0:9.8
Preload class A - GA:26 N
Preload class B - GB:52 N
Preload class C - GC:155 N
Calculation factor - f:1
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.07
Calculation factor - fHC:1
Preload class A:31 N/micron
Preload class B:40 N/micron
Preload class C:65 N/micron
r1,2 min.:0.6 mm
r3,4 min.:0.3 mm
da min.:53.2 mm
da max.:57.4 mm
db min.:53.2 mm
db max.:56.3 mm
Da max.:68.8 mm
Db max.:70 mm
ra max.:0.6 mm
rb max.:0.3 mm
Basic dynamic load rating C:10.4 kN
Basic static load rating C0:10.2 kN
Fatigue load limit Pu:0.265 kN
Attainable speed for grease lubrication:26000 r/min
Ball diameter Dw:4.762 mm
Number of balls z:29
Preload class A GA:26 N
Static axial stiffness, preload class A:31 N/µm
Preload class B GB:52 N
Static axial stiffness, preload class B:40 N/µm
Preload class C GC:155 N
Static axial stiffness, preload class C:65 N/µm
Calculation factor f:1.09
Calculation factor f1:1
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.07
Calculation factor fHC:1
Calculation factor f0:9.8
Mass bearing:0.14 kg

Along with constantly improving performance, industrial machines continue to become increasingly sophisticated. Hydraulic equipment has to meet the challenge of diversifying needs. You may already appreciate the Leader Hydraulic Pump Co.,Limited reputation for compact equipment that delivers energy efficiency, safety, and high performance. Our equipment is also constantly refined by our quest for ultimate hydraulics that combine great power with flexible motion control.

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Leader Hydraulic Pump Co.,Limited.: Emailmeceoindus@hotmail.com; AddressNanshan Distrct,Shenzhen,China; Phone(Working Time)00852-68515715; Fax00852-68515716

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