Product Overview
The Danfoss 111.10.030.00 / SNP1NN/3.8RN01BA is a precision-engineered external hydraulic gear pump from the Danfoss SNP series, designed for reliable fluid power delivery in demanding industrial circuits. This fixed-displacement gear pump operates on the proven external gear principle, in which two precision-meshed gears rotate within a hardened casing to trap and transfer hydraulic fluid from the suction port to the pressure port. With a nominal displacement of 3.8 cm³/rev, the unit delivers smooth, continuous flow suitable for open-loop hydraulic systems. Its compact aluminum body, integrated drive shaft configuration, and standardized mounting interface make it a direct-fit solution for OEM equipment and retrofit applications where dependable low-pressure to medium-pressure performance is required.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Hydraulic Gear Pump (External Gear, Fixed Displacement) |
| Model Designation | 111.10.030.00 / SNP1NN/3.8RN01BA |
| Series | Danfoss SNP Series |
| Nominal Displacement | 3.8 cm³/rev |
| Operating Pressure | Standard Industrial Grade (Up to rated continuous bar per Danfoss SNP specification) |
| Mounting & Connection | Standard ISO / Manufacturer Interface (flange or threaded port configuration) |
| Rotation Direction | Clockwise (standard configuration, verify per model code) |
| Body Material | High-strength aluminum alloy casing with hardened steel gears |
Engineering Features & Advantages
- Precision Gear Meshing: Hardened, precision-ground gear teeth maintain tight internal clearances for consistent volumetric efficiency and stable flow output across the operating range.
- Compact & Lightweight Construction: The aluminum housing reduces overall weight and envelope size, simplifying integration into space-constrained hydraulic power units and mobile equipment.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with durable bearing support and robust sealing to withstand vibration, thermal cycling, and contaminated environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in replacement without modification to existing mounting or plumbing.
- Low Noise Operation: Optimized gear tooth geometry and flow channel design minimize pressure pulsation and audible noise, contributing to quieter machine operation.
Typical Industrial Applications
This Danfoss SNP series gear pump is well suited for a wide range of industrial hydraulic systems, including plastic injection molding machines, metallurgical presses, construction and marine hydraulic circuits, CNC machine tool lubrication and clamping systems, and general-purpose hydraulic power units requiring dependable fixed-displacement flow at moderate pressure ratings.
PRODUCT IMAGES


DANFOSS 111.10.030.00 / SNP1NN/3.8RN01BA Hydraulic Gear Pump
âš¡ 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.
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