22U-04-21131 Separator Fits Komatsu Models

One New Aftermarket Replacement Fuel Water Separator for Komatsu Excavators, Bulldozers, Wheel Loaders, and Graders

This aftermarket replacement fuel water separator (part number 22U-04-21131) fits in the fuel line system of a wide range of Komatsu construction equipment. The separator removes water from diesel fuel before it reaches the injection system, protecting the engine from water-induced damage and maintaining fuel system performance. Also referenced without dashes as 22U0421131.

Compatible Models

Komatsu Excavators: PC130-7 (S/N 70001-UP), PC130-7K (S/N 70001-UP), PC160LC-7 (S/N B20001-UP; S/N 10001-UP Overseas), PC160LC-7K-KA (S/N K40001-UP), PC200-7 (S/N 200001-UP), PC200LC-7, PC220-7, PC240-7, PC300-7 (S/N J20001-UP), PC360-7 (S/N 37715-UP)

Komatsu Bulldozers: D31EX-21 (S/N 50001-50499), D31PX-21, D37EX-21, D37PX-21, D39EX-21, D39PX-21, D61EX-15, D61PX-15

Komatsu Wheel Loaders: WA380-3, WA380-5L (S/N A52001-UP), WA400 series

Komatsu Graders: GD555-3 (S/N 50001-UP), GD555-3C (S/N B15001-UP), GD655-3, GD675-3

Komatsu Crawler Carriers: CD110R-2 (S/N 1501-UP)

Komatsu Mobile Crushers/Recyclers: BR300S-1B (S/N 2001-UP), BR380JG-1 (S/N 1001-UP)

Komatsu Engines: SAA6D114E-2B (S/N 26800003-UP), SAA6D114E-2B-A (S/N 26800003-UP)

Note: Serial number restrictions apply to several models -- verify your machine serial number before ordering.

Replaces Part Number(s):

22U-04-21131, 22U0421131

New aftermarket replacement part - not remanufactured, not used.