Caterpillar Hydraulic Pump and Valve Replacement Guide
Comprehensive technical identification and sourcing guide covering machine-specific compatibility, cross references, common sourcing failures, and emergency procurement strategies.
Emergency Machine Down? Reduce Downtime Immediately.
Common Problems Finding These Parts
- Missing OEM documentation
- Revision suffix mismatches
- Obsolete production runs
- Backorders and long lead times
- Confusion between model number and part number
- Incorrect cross references online
Frequently requested part numbers include: CAT 6E-6406 • CAT 9T-6857 • CAT 126-2076.
Machine-Specific Identification Process
- Record machine model and serial number.
- Locate casting numbers or stamped labels.
- Measure mounting patterns and critical tolerances.
- Confirm electrical ratings (VAC/VDC, amps) or hydraulic ratings (PSI/GPM).
- Cross reference by specification rather than brand alone.
Industrial Cross Reference Strategy
Effective sourcing focuses on matching engineering specifications.