shop Hydraulic Steering Pump 07440-72202 for Bulldozer D155A-2 Spare Parts_Excavator Hydraulics, Diesel Engine, SKS Hydraulic

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

Displacement: 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: について 1500 – 2000 rpm.

Maximum Speed: 2500 – 3000 rpm.

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.