Parker PGP Gear Pump | 3319111386, 7029112057, 3239120292, 3349111281 | PGP505, PGP511 | Hydraulic Pump

Parker PGP505 & PGP511 Series High-Performance Hydraulic Gear Pumps

Product Overview: The Parker PGP Series serves as the dynamic powerhouse for global mobile hydraulic and industrial power systems. This featured selection includes core precision models: Part Numbers 3239120292, 3311911386 (Model PGP505A0040CA1H2NE5E3B1B1), 7029112057 (Model PGP511A0190CK1H2NE5E3B1B1), and Part Number 3349111281. Engineered with a high-strength three-piece aluminum construction, these pumps are specifically designed to deliver superior pressure performance (up to 28 MPa) within a compact footprint. As the premier power source for material handling equipment, aerial work platforms, and compact excavators, the PGP500 series is renowned for its exceptional power density and long-term reliability.

Key Technical Advantages:

• Superior Pressure Resilience: Rated for a continuous operating pressure of 250 Bar (3625 PSI) with peaks reaching 280 Bar, engineered to handle instantaneous load shocks in mobile machinery.

• High Volumetric Efficiency: Featuring automatic axial gap compensation technology, these pumps minimize internal leakage, maintaining efficiencies over 93% throughout their service life and reducing heat buildup.

• Extreme Compactness: The PGP505 and PGP511 series offer an excellent power-to-weight ratio, making them ideal for modern machinery with restricted installation space.

• 100% Plug-and-Play Replacement: Strictly adheres to original Parker OEM specifications, including CA1H2 and CK1H2 interface codes, ensuring identical flange patterns and shaft ends.

• Quiet Performance: Optimized 12-tooth gear profiles drastically reduce operational noise and pressure ripples, enhancing the operator’s environment.

Detailed Models & Parameters:

• Core Series: Parker PGP505 & PGP511 Performance Series.

• Part Numbers: 3239120292, 3319111386, 7029112057, 3349111281.

• Full Model Codes: PGP505A0040CA1H2NE5E3B1B1, PGP511A0190CK1H2NE5E3B1B1.

• Displacements: Includes the full spectrum from 4cc/rev (PGP505) to 19cc/rev (PGP511).

• Pressure Ratings: Rated at 25 MPa continuous; Peak up to 28 MPa (4060 PSI).

• Target Applications: Material handling, forklift steering, aerial work platforms, small agricultural machinery, and machine tool hydraulic circuits.