8N-6309 Flange Air Filter Set CAT 3306 3406 Engine Generator

Product Description;

8N-6309 flange-type dual air filter includes outer primary filter and inner safety filter for CAT generator and heavy industrial engine. Resin-treated filter paper effectively blocks dust and particulate contaminants. Multi-hole flange end cap ensures tight bolt installation with rubber seal to avoid air leakage. OEM matched dimension enables direct replacement, durable structure adapts to dusty mining and power station operating conditions to protect engine intake system.

Why choose us?

Certifications & Quality;

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

Our Advantages;

• 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.

After-Sales Service;

• 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.

Packing and shipping:

FAQ

ISSUES YOU MAY BE CONCERNED ABOUT
HERE IS THE ANSWER!

Q1: What machines does 8N-6309 air filter fit?

A: Designed for CAT 3306,3406 diesel engines and generator sets.

Q2: Available cross reference numbers?

A: Interchange with P181048, AF872.

Q3: Package includes inner and outer filter?

A: Full set with outer primary filter and inner safety filter.

Q4: Mounting feature?

A: Multi-hole flange design, fixed by bolts for tight sealing.

Q5: Can replace original filter directly?

A: Same OEM dimension for plug-and-play installation without modification.

Thank you for attention!