P550881 Fuel Filter Fit for Donaldson Fit Case 121F 21F 221F 221G 321F 321G 421G

Fuel Filter for Donaldson

This P550881 fuel filter is a direct replacement designed to deliver reliable filtration for compatible Case and Donaldson filtration systems. It effectively removes contaminants from diesel fuel to protect injectors and maintain engine performance. The filter cross-references to Donaldson P550881 and serves a range of Case machinery.

Overview

This fuel filter is a high-quality replacement element built to match the specifications of the original P550881 filter. It ensures clean fuel delivery for diesel engines, helping to prevent wear and maintain efficient combustion. This fuel filter is suited for operators needing a dependable service part for compatible Case and Donaldson systems.

Built For Performance

• High-capacity filtration media captures contaminants and particulates
• Built to meet or exceed OEM specifications for reliable flow
• Anti-drain back valve prevents dry starts and ensures immediate fuel delivery
• Durable steel housing withstands high-pressure operating conditions
• Precise thread and gasket fitment simplifies installation

Fits These Machines

• for Case 121F
• for Case 21F
• for Case 221F
• for Case 221G
• for Case 321F
• for Case 321G
• for Case 421G

On-The-Job Use

• Used in routine maintenance of wheel loaders and excavators
• Suitable for agricultural and construction equipment diesel engines
• Ideal for fleet maintenance intervals and field servicing

Specs At A Glance

Good To Know

Q: Will this fuel filter fit my Case 321F?A: The filter is designed to fit Case 121F, 21F, 221F, 221G, 321F, 321G, and 421G models. Always verify your machine's serial number to confirm compatibility before installation.

Q: Is this filter the same as the Donaldson P550881?A: Yes, this filter is produced as a replacement for the Donaldson P550881 part number, matching the same dimensional and filtration specifications.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.