CATFilters

2262779 Breather As — Cat 769D 771D

Name: 2262779 Breather As — Cat 769D 771D
Brand: CAT
SKU: 2262779
Availability: InStock

This is a vital breather assembly that regulates air intake and exhaust for machine systems, preventing contamination and pressure buildup. It is constructed to meet high standards for durability and filtration, ensuring cleaner air enters the system compared to a damaged or clogged breather. Operators might notice increased system noise, oil misting, or difficulty in maintaining proper system pressure when this component is failing.

Breather As – Part No 2262779 – CAT Spare Part

Part Specifications

Brand	CAT
Category	Filters
Condition	Aftermarket — OEM Specification
Dispatch	Same-day from Mumbai (before 3 PM IST)
GST Invoice	Available — all orders
Export Docs	Commercial invoice, packing list, COO

Compatible Models

769D
771D
773E
775E
793C
793D
AD45B

Always verify with serial number before ordering.

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Parts Trading Company · Mumbai, Est. 1956 · Same-day dispatch · Ships worldwide · GST invoice included

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Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Never run an engine without a filter — even briefly causes abrasive damage. Pre-fill fuel filters with clean fuel before fitting to reduce prime time. Replace O-rings on filter housings every second service. Record change dates on filter housing.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part Type	Breather Assembly
Material	Plastic and filter media
Application	Crankcase or hydraulic tank ventilation
Service Life	Replace every 2,000-4,000 operating hours or as needed
Compatibility	CAT 769D, 771D, 773E, 775E, 793C specification
Condition	New — OEM specification aftermarket

Failure Symptoms

Early indicators of a failing breather assembly might include oil seepage around seals or a faint hissing sound from the system. If ignored, internal system pressure can build excessively, potentially forcing oil past seals and gaskets, leading to leaks and component damage. This can compromise the integrity of the entire lubrication or hydraulic system.

Installation Tip

Ensure the mounting surface for the breather assembly is clean and free of obstructions to achieve a proper seal. Do not use excessive force when tightening fasteners, as this can crack the plastic housing.

Service Note

When replacing the breather assembly, inspect the associated fluid levels and check for any signs of oil contamination or excessive blow-by.

2262779 Breather As — Cat 769D 771D

Compatible Models

Related CAT Parts

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Installation & Application Notes

Failure Symptoms