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-Model: Sany150101090029A052
– Material: High carbon high chromium alloy steel (quenched and tempered + surface hardened), hardness HRC60-62, wear resistance improved by more than 15%, corrosion and fatigue resistant, and can withstand high pressure impact.
– Working pressure: Maximum 35MPa, compatible with SANY plunger pump open/closed system, stable oil suction and discharge under high pressure, no leakage, suitable for complex working conditions.
The Sany150101090029A052 plunger assembly is independently developed by Sany and is tailored to the working conditions of its engineering machinery. It integrates precision manufacturing technology and solves the pain points of traditional plunger assemblies such as easy displacement, poor sealing, and short life. It is widely used in various main equipment of Sany and is a key component for power transmission in hydraulic systems, with outstanding adaptability and stability.
-Model: Sany150101090029A052
– Material: High carbon high chromium alloy steel (quenched and tempered + surface hardened), hardness HRC60-62, wear resistance improved by more than 15%, corrosion and fatigue resistant, and can withstand high pressure impact.
– Working pressure: Maximum 35MPa, compatible with SANY plunger pump open/closed system, stable oil suction and discharge under high pressure, no leakage, suitable for complex working conditions.
– Precision grade: Dimensional tolerance ≤ ±0.005mm, surface roughness Ra≤0.05μm, precision machining ensures smooth movement, volumetric efficiency reaches over 93%, reducing energy consumption.
– Structural design: Detachable connecting ring for easy installation and maintenance; dedicated sealing groove and guide belt to prevent spring misalignment, reduce leakage, and provide a service life of over 2600 hours.
– Compatible Models: Designed specifically for Sany series, compatible with 190 plunger pumps and various engineering machinery, can directly replace original parts, no debugging required.
– Operating temperature: -20℃~120℃, adaptable to extreme working conditions, and can operate stably in complex scenarios such as mines and construction.
1. Original factory compatibility: SANY original factory specifications, accurately matched with equipment, easy installation, solves the problem of compatibility with non-original parts, relying on SANY’s supply chain, the quality is consistent with the original factory, and helps efficient operation and maintenance.
2. Durable and robust: High-strength alloy and precision manufacturing process optimize sealing performance, wear-resistant, corrosion-resistant and impact-resistant, extend service life, reduce maintenance costs and downtime losses, and meet the needs of high-load operation.
3. Stable performance: Adhering to original factory standards, rigorous testing ensures parameters meet specifications, efficient power transmission avoids plunger failures and downtime, guarantees construction continuity, and improves operational efficiency.
4. Excellent value for money: Original factory quality at an affordable price, compatible with maintenance and repair, cost savings for both bulk and single-unit purchases, and professional technical support from SANY to eliminate users’ worries.
The Sany150101090029A052 plunger assembly is crafted with precision technology and features original factory compatibility for stable operation. It is a high-quality accessory for Sany equipment to enhance performance, reduce costs, and increase efficiency, helping users to carry out construction efficiently.

1 150106010111A009 Open plunger pump repair kit
2 150101090029A042 Regulator
3 150106010111A010 Regulator Repair Kit
11 150101090029A052 Plunger Assembly
13 150106010032B006 Cylinder block assembly R
14 150106010032B005 Cylinder Block Assembly L
30 150101090029A051 Swashplate
32 150101090029A050 One-way valve A4 assembly
41 150106010032B003 Swashplate Assembly
42 150106010032B002 bearing
111 150106010111A001 Drive shaft
113 150106010111A002 Drive shaft
114 150106010111A003 Spline Set
123 150101090029A038 Bearing
124 150101090029A037 Bearing
125 150101090029A036 Bushing
127 60335199 Adjustment pad
*For other spare parts procurement needs, please contact us!