DONALDSON K040798 Hydraulic Filter Overall 11.81

( Brand: Donaldson ), ( Manufacturer Part Number: K040798 ), ( Part Type: Hydraulic Filter )

Review DONALDSON Hydraulic Filter 11.81 Inch Overall Length

The Donaldson K040798 hydraulic filter is a high-performance solution designed to protect hydraulic systems from contaminants and ensure optimal machine productivity. This filter is suitable for various industrial applications and can accommodate fluid flow rates of up to 11.81 gallons per minute (GPM).

The K040798 hydraulic filter is engineered with a pleated media design, which increases the filter's surface area and provides a higher level of contaminant capture. The media is made of synthetic material, ensuring excellent filtration efficiency and resistance to oil and temperature extremes. The filter element has a beta ratio of 300, meeting the ISO 4406:1999 standard for cleanliness.

This hydraulic filter features a spin-on design, making it easy to install and change the filter element without the need for specialized tools. The filter housing is made of durable, reinforced polymer material, providing excellent strength and resistance to pressure drops. The filter is also compatible with a wide range of hydraulic fluids, including mineral oils, synthetic oils, and water-glycol-based fluids.

The Donaldson K040798 hydraulic filter is equipped with a bypass valve, which automatically opens when the filter becomes restricted, ensuring continuous fluid flow to the hydraulic system. The bypass valve is adjustable, allowing users to set the maximum allowed pressure drop across the filter, ensuring optimal system performance.

Additionally, the K040798 hydraulic filter is designed to minimize fluid turbulence and pressure drops, ensuring consistent and efficient fluid flow through the filter. The filter also comes with a breather, which allows air to enter the filter housing while preventing contaminants from entering the hydraulic system.

The Donaldson K040798 hydraulic filter is a reliable and cost-effective solution for protecting hydraulic systems from contaminants and ensuring optimal machine performance. Its high filtration efficiency, easy installation, and compatibility with various hydraulic fluids make it an excellent choice for a wide range of industrial applications.

The Donaldson K040798 hydraulic filter is a popular choice among vehicle owners and mechanics due to its high-performance filtration capabilities. However, like any other product, it comes with its own set of advantages and disadvantages.

1. High-Performance Filtration: The Donaldson K040798 hydraulic filter offers excellent filtration capabilities, removing even the smallest contaminants from hydraulic fluid. This helps to ensure the longevity of hydraulic systems and reduces the risk of costly repairs or downtime.

2. Durable Construction: The filter housing is made of high-strength materials, making it resistant to damage and able to withstand the harsh conditions of industrial and heavy-duty applications.

3. Easy Installation: The filter's design allows for easy installation and replacement, saving time and labor costs.

1. Higher Price Point: The Donaldson K040798 hydraulic filter is more expensive than some other filters on the market. However, its superior filtration capabilities and durability may justify the additional cost for those who require the highest level of performance.

2. Limited Compatibility: The filter may not be compatible with all hydraulic systems, so it's essential to check the specifications before making a purchase.

3. Requires Regular Maintenance: Although the filter offers excellent filtration capabilities, it still requires regular maintenance to ensure optimal performance and longevity.

In conclusion, the Donaldson K040798 hydraulic filter offers high-performance filtration, durable construction, and easy installation, making it an excellent choice for those who require the highest level of filtration for their hydraulic systems. However, its higher price point and limited compatibility may be drawbacks for some. Ultimately, the decision to purchase this filter depends on the specific needs and budget of the user.

If the user requires the highest level of filtration performance and can justify the additional cost, then the Donaldson K040798 hydraulic filter is an excellent investment. However, if the user has a limited budget or does not require the highest level of filtration, there may be other options on the market that better suit their needs.

Details:

Part Number: K040798. Manufacturer: Donaldson. Designed specifically for trucks, trailers, and buses. Donaldson K040798 Hydraulic Filter 11.81 In.

Manufactured following strict OE standards to work like the original component. Made of high-quality components for durability, reliability, and performance. Engineered using the latest technology to ensure product lasts longer in service. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

part #: k040798 prices

• $72.35-$275.16

specifications parkistanc:

• brand: Donaldson
• mpn: K040798
• part type: Hydraulic Filter

payments parkistanc:

• wallet: Apple-pay
• other
• credit card: Mastercard

seller parkistanc:

• city: Los Angeles, California
• # reviews: 68761
• rating: 99.4%

offer parkistanc:

• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock
• quantity: 1
• started: April 17, 2026

returns parkistanc:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping parkistanc:

• class: Standard
• cost: $0.00
• service: Standard
• transit: 4-7 Days
• type: Fixed

general parkistanc:

• condition: New
• Motors > Automotive Tools Supplies > Other Auto Tools Supplies