Product Description
Nachi IPH-5A-40-E-21
The Nachi IPH-5A-40-E-21 is a high-performance, high-pressure IP (Internal Gear) pump designed for durability and efficiency in demanding hydraulic systems. Part of the renowned IPH series, this pump features a robust construction that ensures stable performance and a long service life even under high-pressure conditions. Its unique gear tooth profile and design modifications significantly reduce pressure pulsation and operating noise, making it ideal for applications requiring quiet and smooth operation. This model is engineered for reliability in various industrial and mobile hydraulic applications, offering excellent volumetric and overall efficiency.
Technical Specifications:
- Model Series: IPH-5A
- Geometric Displacement: 40.0 cm³/rev
- Maximum Operating Pressure: 30 MPa (4350 PSI)
- Rotational Speed Range: 600 to 2500 min⁻¹ (rpm)
- Rotation: Clockwise (viewed from shaft end)
- Mounting Type: SAE 2-Bolt Flange “C”
- Shaft Type: SAE “C” Spline (14T)

Nachi IPH-5A-40-E-21
Discover the Nachi IPH-5A-40-E-21, a high-pressure hydraulic IP gear pump with 40.0 cm³/rev displacement. Engineered for low noise, high efficiency, and durability in industrial hydraulic systems. Maximum pressure of 30 MPa.












