803268221 XCMG GR2605 motor grader hose assembly

803268221 XCMG GR2605 motor grader hose assembly

The 803268221 hose assembly is a high-pressure flexible connection component specifically designed for hydraulic systems in construction machinery. It is used for power transmission between hydraulic lines and components, suitable for heavy-duty, high-pressure operating conditions, and is resistant to aging, leak-proof, and easy to install.

Core Technical Parameters

Model: 803268221, Dedicated Hose Assembly for Hydraulic Systems in Construction Machinery
Suitable Media: Anti-wear hydraulic oil, hydraulic transmission oil, conforming to industrial hydraulic system media standards
Working Pressure: Rated high pressure, suitable for heavy-duty continuous operation
Burst Pressure: ≥ Rated working pressure 3 High safety factor
Operating temperature: -40℃~+100℃, suitable for various outdoor construction environments
Material structure: Inner layer synthetic rubber (oil and wear resistant), middle layer high-strength steel wire reinforcement layer (explosion and pressure resistant), outer layer wear-resistant rubber (anti-aging and corrosion resistant)
Connection type: Standard connectors at both ends, compatible with hydraulic pumps, cylinders, hydraulic valves, and other components
Surface treatment: Zinc-plated and passivated connectors for rust and corrosion prevention, extending service life
Suitable scenarios: Hydraulic systems of construction machinery such as excavators, loaders, bulldozers, and road rollers; heavy-duty scenarios such as infrastructure construction, mining, and earthmoving operations

Core functions and roles

Power transmission: Stable delivery of high-pressure hydraulic oil, ensuring normal power output of the equipment’s hydraulic system
Buffering and shock absorption: Flexible structure absorbs system impact, reduces pipeline vibration, and minimizes component wear
Sealing and leak prevention: Precision sealing design prevents hydraulic oil leakage and ensures stable system pressure
Environmental adaptability: Outer wear-resistant rubber resists oil, dust, and humid environments, extending service life
Flexible installation: Flexible design adapts to complex installation spaces without requiring additional layout modifications

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