Product Overview

The Danfoss 90L055HS5NN60R4 is a high-performance axial piston pump from the renowned Danfoss 90 Series, engineered for demanding open-circuit hydraulic applications. Utilizing a robust swashplate design with parallel axial pistons, this pump delivers exceptional power density, high operating pressures, and precise displacement control. The model designation “90L055” indicates a 55 cc/rev displacement within the 90 Series frame size L, while the suffix “HS5NN60R4” defines its specific control, mounting, and porting configuration. As a critical component in industrial hydraulic systems, it converts mechanical energy into hydraulic power with outstanding efficiency, making it ideal for continuous-duty cycles in heavy machinery and manufacturing equipment.

Technical Specifications

Parameter	Specification / Feature
Component Type	Axial Piston Pump (Swashplate Design)
Model Designation	90L055HS5NN60R4
Series	Danfoss 90 Series
Displacement	55 cm³/rev (nominal)
Operating Pressure	Up to 350 bar continuous, 420 bar peak (standard industrial grade)
Control Type	HS5 – Hydraulic proportional control with pressure compensation
Mounting & Connection	SAE standard flange, splined shaft, ISO 6162 ports
Rotation	Clockwise (viewed from shaft end)

Engineering Features & Advantages

Precision Performance: Swashplate and parallel piston design ensures high volumetric efficiency, smooth flow delivery, and precise control of displacement for accurate actuator movement.
Industrial Reliability: Built for continuous operation under severe industrial conditions, with hardened components and robust bearings that extend service life even in high-pressure, high-duty cycles.
Direct Fit Replacement: Exact dimensional and functional compatibility with original Danfoss OEM standards, ensuring drop-in replacement without modification to existing hydraulic circuits.
Advanced Control: HS5 control provides hydraulic proportional adjustment with pressure compensation, enabling optimized system response and energy-efficient operation.

Typical Industrial Applications

This axial piston pump is widely used in heavy industrial scenarios such as plastic injection molding machines, metallurgical presses, construction and marine hydraulic systems, and CNC machine tools. Its high-pressure capability and precise control make it suitable for applications requiring reliable power transmission, variable speed drives, and demanding duty cycles in manufacturing and mobile equipment.

PRODUCT IMAGES

DANFOSS 90L055HS5NN60R4 Axial Piston Pump

⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:

Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
Peace of Mind: Covered by our 12-Month Replacement Warranty.

Shop the genuine DANFOSS 90L055HS5NN60R4 Axial Piston Pump. This Denmark-made hydraulic pump features a swashplate design, delivering leak-free, reliable fluid power for heavy-duty industrial systems.