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Part Number1: 07440 – 72202
Application1: Komatsu D155A – 2 bulldozer, and also applicable to D150A – 1, D155A – 1, D155C – 1, D155S – 1, D155C – 1P, D155C – 1P – ZZ models.
Type6: Hydraulic steering pump
Manufacturer: Usually Komatsu original factory or authorized supplier
Technical Parameters
Verschiebung: The specific value is subject to the actual product, generally within the range of 10 – 30
cm
3
/rev
.
Rated Pressure: Around 10 – 15 MPa.
Peak Pressure: Can reach 15 – 20 MPa.
Rated Speed: Um 1500 – 2000 Drehzahl.
Maximum Speed: 2500 – 3000 Drehzahl.
Inlet Port Size: Usually in SAE or NPT thread specifications, such as 1 – 1/4" NPT.
Outlet Port Size: Similar to the inlet port, may be 1" NPT.
Rotation Direction: Clockwise or counterclockwise as viewed from the drive end.
Weight3: Approximately 20 kg.
Working Conditions
Hydraulic Oil: Petroleum – based hydraulic oil that meets ISO or DIN standards, such as ISO VG 32 or VG 46.
Oil Temperature Range6: -20°C – 80°C.
Viscosity Range6: 10 – 400 cSt.
