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This is a replacement valve plate for an Eaton 54 Series hydraulic piston pump, commonly found on rear and front discharge concrete mixer trucks. The valve plate is a critical wear component that controls the timing and direction of hydraulic fluid as it is drawn into and forced out of the cylinder block. Replacing a worn or damaged valve plate is essential for restoring pump efficiency, preventing internal leakage, and ensuring the reliable operation of the mixer drum's hydraulic drive system. This plate is designed for clockwise (CW) rotation pumps.
Technical Specifications
Outer Diameter132 mm
Inner Diameter64.3 mm
MaterialSteel
Compatible Pump ModelsEaton 5421, 5423, 5431
Key Features
Direct replacement for Eaton 54 Series piston pumps
Precision-machined fluid ports for efficient hydraulic flow
Hardened steel construction for wear resistance under high pressure
Restores pump performance and prevents internal leakage
Designed for clockwise (CW) pump rotation
Fits These Mixers
McNeilus, Terex, Con-Tech. Fits Eaton 54 Series heavy-duty variable displacement piston pumps, which are widely used in the hydraulic systems of concrete mixer trucks manufactured by McNeilus, Terex, Con-Tech, and others.
All measurements ± standard manufacturing tolerance.
Product descriptions are drafted with automated tools and reviewed as time allows. While we work to keep them accurate, specifications and fitment should be confirmed with a Customer Service specialist at 800-745-3414 before purchase. Found an error? Let us know and we’ll fix it.
Specifications
Specifications
Sub Category
Hydraulics
Documentation
No documents available
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