Cast Iron Hand-Operated Oil Pump - Small Engine Oil Pump Specification Heavy-Duty Manual Pump (20 pcs/lot)

Cast Iron Hand-Operated Oil Pump - Small Engine Oil Pump Specification Heavy-Duty Manual Pump (20 pcs/lot) Product Overview The Cast Iron Hand-Operated Oil Pump is a heavy-duty manual oil pumping device engineered for demanding applications requiring exceptional strength and durability. As shown in the image, the pump body is constructed from robust cast iron, featuring a classic red finish, and is connected to a silver…
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Cast Iron Hand-Operated Oil pump - Small Engine Oil pump Specification Heavy-Duty Manual Pump (20 pcs/lot)

Product Overview
The Cast Iron Hand-Operated Oil pump is a heavy-duty manual oil pumping device engineered for demanding applications requiring exceptional strength and durability. As shown in the image, the pump body is constructed from robust cast iron, featuring a classic red finish, and is connected to a silver long rod​ with a black anti-slip handle, presenting a solid and substantial structure. Its standard specification is the small engine oil pump, suitable for compact engines. The depicted quantity of 20 pieces​ demonstrates our stable batch supply capability. Requiring no external power, this pump efficiently and reliably extracts engine oil, diesel, and various other oils from drums or tanks through manual cranking. It is a powerful tool for fuel transfer or equipment maintenance on farms, in workshops, aboard vessels, and for outdoor operations. As a source manufacturer, we support comprehensive customization from product specifications to exterior branding and fully undertake professional OEM/ODM private-label cooperation.
Primary Uses
  • Small Engine & Equipment Maintenance: Specifically designed for topping up or changing engine oil and lubricants in small diesel/gasoline engines, agricultural machinery, generator sets, etc.
  • Fuel Transfer from Drum to Equipment: Safely and efficiently transfers diesel, kerosene from standard 200L drums to equipment fuel tanks or auxiliary storage cans with simple operation.
  • Marine Auxiliary Power System Refueling: Suitable for supplying fuel or lubricating oil to auxiliary engines and generators on small fishing boats and yachts.
  • Industrial Workshops & Repair Shops: Serves as a standard workshop tool for various maintenance, oil changes, or waste oil recovery tasks requiring reliable manual pumping.
Materials and Construction
  • Pump Body Core: The main body is precision-cast from high-strength gray cast iron, offering a massive structure with excellent rigidity, wear resistance, and deformation resistance, ensuring an exceptionally long service life.
  • Drive Mechanism: Internal gears and the crankshaft are made of quality alloy steel, treated with heat processes for wear resistance and high load capacity. The black handle​ is ergonomically designed for smooth and labor-saving operation.
  • Sealing System: Critical moving parts are equipped with oil-resistant, wear-resistant rubber seals and specialized oil seals, ensuring superior sealing during continuous manual operation to prevent leakage and air ingress.
  • Inlet/Outlet Ports: Feature universal threaded connections for flexible attachment of transfer hoses with various diameters and lengths, adapting to multiple application scenarios.
Core Functions and Features
  • Cast Iron Body, Rugged & Durable: The cast iron material​ provides unmatched structural integrity and longevity, making it particularly suitable for frequent use and harsh industrial environments. Its service life far exceeds that of pumps made from common materials.
  • Pure Manual Mechanical Drive, Reliable & Stable: Operates entirely on manual crank power. Its simple structure results in an extremely low failure rate. Unconstrained by the availability of electricity or compressed air, it can be put to use anytime, anywhere, with stable and dependable performance.
  • Efficient Pumping, Stable Flow: The optimized internal chamber and gear design ensure stable suction and displacement with each crank stroke, offering strong suction power and rapid, continuous oil delivery.
  • Easy Maintenance, Long-Lasting: The sturdy mechanical design requires almost no special maintenance. Key wearing parts (e.g., seals) are standard components, easy to replace, minimizing long-term operating costs.
Specifications
  • Product Name: Cast Iron Hand-Operated Oil Pump
  • Product Specification: Small Engine Oil Pump
  • Main Body Material: High-Strength Cast Iron
  • Example Quantity: 20 pieces
  • Drive Method: Manual Crank
  • Applicable Oils: Engine oil, gear oil, diesel, kerosene, and other medium- to low-viscosity liquids.
Source Factory Customization & Private-Label Services
We are a professional source manufacturer of fluid transfer equipment with our own foundry and machining production lines. The pictured Cast Iron Hand-Operated Oil Pump​ is our representative product embodying traditional craftsmanship, renowned for its unparalleled durability. We deeply understand the diverse needs of different clients and brands and can provide highly flexible customization solutions: You can specify particular flow rate and head parameters, select exclusive color schemes for the pump body and handle, customize inlet/outlet thread standards, and have your brand LOGO and model identification​ incorporated onto prominent areas of the product via cast recesses or paint marking. We sincerely seek OEM/ODM collaboration​ with global tool distributors, machinery manufacturers, and brand owners. Let's serve the market together with superior quality, highly competitive pricing, and a reliable supply chain.

Applications

Automotive & Transportation

Ideal for vehicle maintenance, oil changes, fuel transfer in automotive workshops, fleet management, trucking, and transportation industries. Suitable for engine oil extraction, diesel refueling, and hydraulic fluid handling.

Industrial Manufacturing & Machinery

Perfect for lubrication systems, hydraulic equipment, CNC machines, production lines, and heavy-duty industrial machinery. Designed for continuous operation and reliable oil circulation in manufacturing plants.

Marine & Offshore

Engineered for marine engines, offshore platforms, fishing vessels, yachts, and shipyard maintenance. Handles engine oil, gear oil, and fuel transfer in harsh marine environments with corrosion-resistant construction.

Agriculture & Farming Equipment

Optimized for tractors, harvesters, irrigation systems, and agricultural machinery maintenance. Facilitates easy oil changes, fuel transfer, and lubrication for farm equipment in remote field operations.

Mining & Construction

Heavy-duty solutions for excavators, bulldozers, mining equipment, and construction machinery. Built to withstand extreme conditions with high-capacity pumping for hydraulic systems and fuel transfer applications.

Energy & Power Generation

Compatible with generators, turbines, power plants, and renewable energy systems. Ensures reliable lubrication and fuel supply for backup power systems, diesel generators, and industrial power distribution.