Ningbo Yineng Hydraulic Co., Ltd., a specialized manufacturer in China’s hydraulic component sector, announces its comprehensive line of Hydraulic Pump Parts for Rexroth A7VO, engineered to restore peak performance in critical industrial systems. Covering models A7VO28, A7VO55, A7VO80, A7VO107, A7VO160, A7VO200, A7VO355, and A7VO500, these precision components deliver OEM-comparable durability for mining, construction, and heavy machinery applications.
Yineng Hydraulic’s fully certified repair kits provide complete overhaul solutions in a single package. Each kit includes mission-critical components:
High-torque drive shafts (ISO 10100 fatigue-rated)
Precision bearings with ABEC-5 tolerance
Multi-lip rotary seal kits (NBR/FKM options)
Rotating groups with pre-lapped surfaces (±0.003mm flatness)
Reinforced head covers with anti-cavitation design
These components undergo rigorous 72-hour cyclic testing under 350-bar operational pressure, ensuring seamless integration with existing Rexroth systems.
Recognizing diverse operational environments, Yineng offers:
• Wear-compensating valve plates for high-contamination systems
• Low-noise helical gear sets (≤78 dB)
• High-temperature seals (150°C continuous operation)
• Rush-order production (72-hour turnaround for urgent repairs)
