Air Safety Filter AF25523

The AF25523 is an efficient diesel engine air safety filter element (inner filter), used in conjunction with a primary air filter to filter impurities from the air, protecting the engine intake system and ensuring stable equipment operation.
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Description

 

 

Products Description

 

 

AF25523 is a secondary/inner safety filter with radial seal style . It must be used together with a primary/outer air filter, such as model AF25756 or AF25437.

 

Product Specifications

 
Length 19.50 in
Largest OD 5.93 inch
Media Type Cellulose

 

 

Product Features

 

Efficient Secondary Protection: Provides a critical backup defense in case the primary filter is damaged or improperly installed.

Durable Construction: Features high-quality construction built to withstand harsh industrial environments and vibration.

Extended Life: Designed to effectively capture particulates and, when paired with the primary filter, extends the overall service interval.

Reliable Seal: The reliable radial seal design keeps filters in place even under heavy vibration.

 

OE and cross-reference

 

FLEETGUARD: AF25523

Donaldson: P537877

Volvo Construction Equipment: 11110023

Caterpillar: 1421404

Case IH: 275810A1

HIFI: SA 16127

Wix: 42804

SF:P777414

 

Vehicle Applications

 

This air filter (Air safety filter AF25523) is specially designed for medium and heavy-duty construction machinery and commercial vehicles. Its core applicable objects include the main models of international first-tier brands such as Caterpillar, Volvo, John Deere, and Case IH, covering various equipment types such as excavators, loaders, graders, and articulated trucks.
The product is suitable for mainstream engine platforms such as C9/C13 (CAT), D7/D8 (Volvo), 6HK1 (Case IH/Hitachi), and PowerTech (John Deere), and can withstand the test of dusty and high-load working conditions such as mining, construction, road maintenance, and forestry operations. It is also compatible with commercial trucks and special vehicles of brands such as BMC and Mack, and is a key component to ensure the cleanliness of engine intake air and extend service life.

 

 

 


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