The 7084510104 hydraulic steering pump meets exact Komatsu OEM specifications for WA800 and WA900 series wheel loaders. Engineered to deliver 190+ bar operating pressure, this critical component ensures responsive steering control in extreme mining and quarry environments. Direct replacement for Komatsu part 708-45-10104 with no modifications required.
Precision Compatibility:
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WA800 Series: WA800-1, WA800-3, WA800-5, WA800-6, WA800-8
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WA900 Series: WA900-1, WA900-3, WA900-5, WA900-6, WA900-8
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Special Configurations: Compatible with WA800H/WA900H high-lift models and ROPS/FOPS safety cab variants
Technical Specifications:
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Flow Rate: 75 L/min @ 1,800 RPM
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Pressure Rating: 190 bar continuous / 230 bar peak
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Interchange Numbers: Replaces Komatsu 7084510105, 708-45-10105
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Construction: High-grade cast iron housing with carburized steel gears
Performance Advantages:
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Zero-Failure Sealing: Quadruple-lip shaft seals rated for 14,000 PSI
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Contamination Resistance: Micro-polished gears tolerate ISO 22/19/16 fluid cleanliness
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Thermal Stability: Operates at -25°C to 110°C ambient temperatures
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Vibration Damping: Harmonic-balanced rotor assembly reduces bearing wear
Critical Applications:
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Iron ore loading in open-pit mines
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Aggregate handling in high-dust quarries
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Scrap metal processing operations
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