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The XCMG XE2000 excavator-specific main pump bracket (part number 318307469) is made of QT600 high-strength ductile iron in a single casting, 100% matching the original hydraulic pump mounting standards. Precisely calibrated with a coordinate measuring machine, the mounting hole tolerance is controlled within ±0.02mm, ensuring perfect alignment between the hydraulic pump and the engine.
✔ 3D Stress Analysis Optimization: Reinforced ribs in key areas, increasing deformation resistance by 60%
✔ High-Frequency Vibration Elimination Technology: Passes 200-hour resonance fatigue test (ISO 10816 standard)
✔ Composite Rust Prevention Treatment: Surface nitriding + electrophoretic coating, corrosion resistance up to 10 years
Designed for 24-hour continuous operation in mines: Dynamic load test up to 8 tons, static load capacity 15 tons
Operating temperature range -40℃ to 180℃, adaptable to polar to desert environments
Passes MIL-STD-810G military impact and vibration standard
Exclusively adopts casting stress elimination technology, residual stress <50MPa
World’s first engineering machinery support certified by TÜV Rheinland
Industry’s only “free replacement for deformation” guarantee
• Finite element analysis animation showing stress distribution
• Vibration test video comparing ordinary supports
• Time-lapse photography recording of actual working conditions in a mine

318307469 main pump mounting
1 804001727 1 MAIN PUMP
2 329900385 4 THICKENED FLAT WASHER
3 805140490 4 SCREW M20×70 GB/T70.1-2008
4 803172014 7 CONNECTOR
5 803105353 2 CONNECTOR
6 804414170 1 HOSE ASS’Y
7 803170872 1 HOSE ASS’Y
8 803413396 2 CONNECTOR
9 803012821 2 CONNECTOR
10 318811022 2 TRANSIT JOINT
11 803172186 1 PLUG
12 803189850 2 PLUG
13 803381671 1 HOSE ASS’Y
14 803107270 2 CONNECTOR
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