Product Overview
The IHI SK-505 is a precision-engineered lubrication pump manufactured by IHI (Ishikawajima-Harima Heavy Industries), a globally recognized leader in heavy industrial machinery and fluid power systems. This positive displacement pump is specifically designed for centralized lubrication circuits, delivering a controlled and consistent supply of oil to bearings, gears, slides, and other critical friction points within industrial machinery. The SK-505 operates on a reliable mechanical drive principle, ensuring dependable lubricant delivery even under varying temperature and viscosity conditions. As a core component in forced-feed lubrication systems, it plays a vital role in reducing wear, extending equipment service life, and maintaining optimal thermal stability in high-load industrial environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Hydraulic Pump (Lubrication Pump) |
| Model Designation | SK-505 |
| Operating Pressure | Standard Industrial Grade (Up to rated bar for lubrication circuits) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Displacement Type | Positive Displacement, Fixed Delivery |
| Lubricant Compatibility | Mineral-based hydraulic and lubrication oils |
Engineering Features & Advantages
- Precision Performance: Delivers a steady, metered flow of lubricant to multiple points, ensuring uniform lubrication and minimizing friction-induced wear across critical machine components.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust construction that withstands high temperatures, vibration, and contaminated environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing for seamless integration into existing IHI lubrication systems without modification.
- Energy Efficient: Optimized internal flow paths reduce power consumption while maintaining consistent output pressure and flow rate.
Typical Industrial Applications
The IHI SK-505 lubrication pump is widely deployed in heavy industrial scenarios requiring reliable, continuous lubricant delivery. Common applications include plastic injection molding machines, metallurgical presses and rolling mills, construction and marine hydraulic systems, and CNC machine tool spindles and guideways. It is also frequently used in large-scale gearboxes, compressors, and turbine auxiliary systems where forced-feed lubrication is essential for operational integrity and longevity.
PRODUCT IMAGES

IHI SK-505 Lubrication 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.
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