1R-0774 Heavy Duty Long Lifespan Hydraulic Filter Element High Durability CAT Excavator Parts

1R-0774 cartridge hydraulic filter is premium replacement element for CAT excavator hydraulic system. Multi-layer high-density filter paper traps fine metal particles and hydraulic sludge to protect pumps and control valves. Reinforced inner support frame resists high system pressure, durable plastic end caps avoid oil leakage. OEM identical dimension allows direct cartridge replacement, stable filtering performance fits harsh mining and construction working environments.

• ISO 9001 certified.
• 100% pressure, flow, and leakage tested before shipment to ensure quality.
• Comply with construction machinery hydraulic component industry standards.

• 10+ years of professional experience in manufacturing excavator hydraulic parts, mature technology, stable quality.
• Sufficient inventory, ready stock for popular models, fast delivery.
• Support OEM/ODM customization, develop special models per customer requirements.
• Complete after-sales team, provide technical consultation, installation guidance, troubleshooting.

• Free replacement or repair for non-human quality issues within warranty period.
• Provide technical support for installation, commissioning, and operation.
• Lifetime supply of wearing parts and maintenance services at cost price.

Q1: Which machines fit 1R-0774 hydraulic filter?

A: Compatible with CAT 330B,330C,345B,325C series excavators.

Q2: Available cross reference numbers?

A: Replaces P171563, HF6162.

Q3: Install way?

A: Cartridge insert type, only replace inner filter element.

Q4: Core function?

A: Clean hydraulic oil, block impurities to protect hydraulic pump and valves.

Q5: Direct OEM replacement?

A: Same OEM dimension for plug-and-play installation.

Thank you for attention!