Product Overview

The NACHI PVD-1B-24BP-8AG6-5548C (Part Number: 8500078) is a high-performance variable displacement axial piston pump engineered by NACHI-FUJIKOSHI CORP., a globally recognized leader in precision hydraulic technology. Utilizing an advanced swashplate-type axial piston design, this pump delivers highly efficient pressure-compensated flow control, automatically adjusting displacement to match system demand while maintaining constant pressure. Its robust construction and precise displacement control make it an ideal primary power source for demanding industrial hydraulic systems requiring high pressure, superior volumetric efficiency, and reliable continuous operation.

Technical Specifications

Parameter	Specification / Feature
Component Type	Hydraulic Piston Pump (Variable Displacement Axial Piston)
Model Designation	PVD-1B-24BP-8AG6-5548C / 8500078
Manufacturer	NACHI (NACHI-FUJIKOSHI CORP.)
Displacement Control	Variable Displacement via Swashplate Angle Adjustment
Operating Pressure	Standard Industrial Grade (Up to rated bar — consult NACHI PVD series data for continuous/intermittent ratings)
Control Type	Pressure Compensator / Load Sensing (as configured by model suffix)
Mounting & Connection	Standard ISO / NACHI PVD Series Interface (SAE flange or threaded ports)
Shaft Type	Straight Keyed Shaft (standard PVD configuration)

Engineering Features & Advantages

Precision Swashplate Performance: The axial piston rotating group with precision-ground pistons and cylinder barrel ensures high volumetric efficiency, smooth pressure compensation, and stable flow output across the entire displacement range.
Variable Displacement Efficiency: Automatically adjusts output flow to match system pressure demand, significantly reducing power consumption, heat generation, and energy waste compared to fixed displacement pumps.
Industrial Reliability: Built for continuous operation under severe industrial conditions with heavy-duty bearings, hardened piston shoes, and a robust housing designed to withstand high-pressure duty cycles.
Direct Fit Replacement: Exact dimensional and functional compatibility with original NACHI PVD-1B series OEM standards, ensuring drop-in replacement without modification to mounting or plumbing.
Low Noise & Low Pulsation: Optimized port plate timing and rigid rotating group design minimize flow ripple and audible noise, ideal for precision-controlled industrial environments.

Typical Industrial Applications

This NACHI PVD-1B series axial piston pump is widely deployed in high-demand industrial hydraulic systems, including: plastic injection molding machines requiring precise pressure holding and rapid cycle response; metallurgical presses and forging equipment operating under continuous high-pressure loads; CNC machine tools

PRODUCT IMAGES

NACHI PVD-1B-24BP-8AG6-5548C / 8500078 Variable Displacement 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 NACHI PVD-1B-24BP-8AG6-5548C / 8500078 Piston Pump. This Japan-made hydraulic pump features a variable displacement design, delivering reliable, high-pressure fluid power for heavy-duty industrial systems.