Gear oil pump PGH Series PGP511A0040CS1D4NJ7J5B1B1

🛠️ Product Description

✅ The quality Gear oil pump PGH Series  PGP511A0040CS1D4NJ7J5B1B1 is engineered by Hengmeisi – a leading China manufacturer and factory direct supplier. This Parker-compatible tandem pump features a primary displacement of 40 cc/rev, designed for high-efficiency operation in demanding hydraulic circuits.

🔧 Our Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 uses precision-machined gear pairs and advanced pressure-balancing technology. It is fully interchangeable with the Parker version, offering direct drop-in replacement without modifications to your system.

⚙️ Unlike standard single pumps, the Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 combines two pumping sections in one compact housing, reducing installation space while maintaining independent flow paths for multi-function systems.

🛡️ The Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 is built with high-strength cast iron housing and durable shaft seals, ensuring resistance to wear, contamination, and temperature fluctuations in harsh environments.

📦 Available as both Hengmeisi’s interchangeable version and original Parker units, the Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 meets diverse customer needs with cost-effective and authentic options.

✨ Product Advantages

🔄 Parker-Equivalent Full Compatibility

The Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 matches the original Parker model in dimensions, performance and mounting, enabling seamless plug-and-play replacement.

📈 High Efficiency & Dual-Flow Output

Designed as a tandem pump, it delivers independent flows to different system circuits, improving efficiency and reducing the need for multiple pumps in complex setups.

🔇 Low Noise & Stable Operation

Precision gear geometry minimizes flow pulsation and noise, ensuring smooth operation even under variable load conditions.

💪 Heavy-Duty Industrial Durability

Robust construction and high-quality seals withstand continuous high-pressure operation, ensuring long service life and low maintenance.

🔗 Flexible System Integration

Compact tandem design supports multi-function hydraulic systems, ideal for construction machinery, material handling, and industrial power units.

📋 Model Code Explanation

The Gear oil pump PGP Series PGP511A0040CS1D4NJ7J5B1B1 features an intuitive coding system for quick parameter identification:

PGP511: Tandem gear pump series

A0040: Primary section displacement of 40 cm³/rev

CS: Shaft rotation and configuration

1D4: Mounting flange and port design

NJ7J5B1B1: Seal type, relief valve, and special configuration codes

🔩 Product Structure

Core Architecture: Tandem Gear Mechanism

Consists of two independent pumping sections within a single housing, providing separate flows for different hydraulic functions.

Pressure-Balancing System

Built-in pressure balance ensures even load distribution across gear faces, reducing wear and extending pump life.

Premium Material Construction

High-strength cast iron housing and hardened steel gears ensure durability and resistance to shock loads.

Integrated Mounting & Sealing Design

Standard SAE mounting flanges and shaft configurations ensure compatibility with common motors and couplings; multi-stage seals prevent external contamination ingress.

🚜 Application Scenarios

Construction machinery (excavators, loaders, cranes)

Agricultural equipment (tractors, harvesters, sprayers)

Material handling equipment (forklifts, aerial work platforms)

Industrial hydraulic power units

Mobile machinery auxiliary systems

Heavy-duty multi-function hydraulic circuits