Agricultural Machinery Spare Parts Piston Electric Small Gear Hydraulic Pump Replacment of Ford Tractor

Product Description

Agricultural machinery spare parts Piston electric small Gear Hydraulic Pump replacment of ford tractor

Product Description

What is a Hydraulic Pump for Tractors?

A hydraulic pump is a mechanical device that creates fluid flow and pressure in a tractor's hydraulic system, allowing cylinders, motors, and valves to operate. It converts rotational energy (from the engine or PTO shaft) into hydraulic energy (pressure and flow).
Function:
Provides pressurized hydraulic fluid (usually oil) to drive components such as lift arms, buckets, or steering systems. For example, it drives a front loader to lift bales, or a three-point hitch to lift implements.

How it works:
The pump draws fluid from a reservoir, pressurizes it through internal mechanisms (such as gears, vanes, or pistons), and delivers it to the hydraulic circuit. Flow (gallons per minute, GPM) and pressure (PSI) determine performance.

Types of Tractor Hydraulic Pumps

Tractor hydraulic pumps are classified according to their internal mechanisms, and each pump is suitable for specific applications and performance requirements. The main types include:

1 Gear Pump

Description: Use meshing gears to discharge fluid, divided into external gear pumps and internal gear pumps.

External gear pump: Two identical gears rotate in opposite directions, trapping the fluid in the displacement chamber between the gear teeth and the housing. The flow rate per revolution is fixed.

Internal gear pump: The smaller gear (idler) rotates inside the larger gear (rotor), and when the gears mesh, it pushes the fluid under pressure. Provides smoother flow than external meshing designs.

Features:

Fixed displacement, providing constant flow regardless of pressure.

Simple and compact design with fewer moving parts.

Cost-effective and easy to maintain.

Commonly used in tractors with power up to 100 horsepower.

Performance: Typically 5-20 GPM at 1500-3000 PSI for medium pressure applications.

2 Vane Pumps

Description: Uses sliding vanes mounted on a rotor inside an eccentric housing to displace fluid. Fluid is trapped between the vanes and pushed out as the rotor rotates.

Features:

Low noise and vibration due to balanced design.

Available in fixed or variable displacement options.

Longer life and easier maintenance than gear pumps.

Suitable for medium pressure applications.

Performance: 5-30 GPM at 1000-2500 PSI, ideal for noise-sensitive environments such as small tractors.

3 Piston Pumps

Description: Uses reciprocating pistons in a cylinder block to displace fluid, available in axial or radial designs.

Axial Piston Pumps: Pistons move parallel to the drive shaft, common in high-pressure systems.

Radial Piston Pumps: Pistons radiate outward, used in specialized high-torque applications.

Features:

Variable displacement, flow can be adjusted according to demand, improving efficiency.

Highest energy efficiency and lowest heat generation of all pump types.

Complex design with many moving parts, requiring delicate maintenance.

For high-performance tractors (over 100 HP).

Performance: 10-40 GPM at 3000-6000 PSI, ideal for heavy-duty work such as large loaders.

4 PTO Driven Pumps

Description: Gear or piston pump (typically 540 or 1000 RPM) driven by the tractor's power take-off (PTO) and mounted externally via a three-point hitch or frame.

Features:

Separate hydraulic supply to avoid contamination of the tractor's internal systems.

High flow (e.g., 11.4-40 GPM) for auxiliary attachments such as snow blowers or wood splitters.

Requires oil tank (e.g., 20-25 gallons) and may require cooling for continuous use.

Pressure-compensating design provides consistent output at varying RPMs.

Performance: 12-40 GPM at 2250-3000 PSI, depending on PTO speed and pump size.

Implement Matching Guide

 

Implement	Pump Type	Flow (L/min)	Pressure (bar)
Front Loader	Gear	25-40	180-200
Backhoe	Piston	40-60	250-300
Sprayer	Vane	15-25	120-150
Planter	Gear	10-20	100-120

Tractor Applications

Hydraulic pumps power a variety of tractor functions and attachments and are essential for agricultural and industrial operations:

Three-point hitch: Raises and lowers implements such as plows, rakes or mowers (e.g. driven by an internal gear pump).

Front-end loaders: Raises, lowers and tilts buckets for handling bales, soil or gravel (e.g. PTO-driven pumps for high flow requirements).

Steering: Provides precise power steering control, especially in large tractors (e.g. vane pumps for reduced noise).

Hydraulic motors: Drive attachments such as sprayers, augers or brush cutters.

Precision agriculture: Powers variable speed drives or pneumatic downforce systems in planters (e.g. vacuum fan drive systems).

Auxiliary attachments: Operates snow blowers, wood splitters or firewood processors via PTO pumps.

Other uses: Supports fertilizer pumps, CCS blowers or trimmers in vineyards.






Hangzhou Ever-power Group CO., Ltd. is located in Hangzhou City, Zhejiang Province, China. After years of development, its product range includes agricultural tractor parts, construction machinery parts, garden machinery parts, harvester parts, forklift parts, and more. Examples of these products are hydraulic gear pumps, constant flow pumps, fuel feed pumps, log splitter pumps, hydraulic motors, multiple control valves, transmission gears, and so on. The company is a supplier for many original equipment manufacturers. At the same time, its series of parts products are also exported to overseas markets.

Hangzhou Ever-power Group CO., Ltd. will continue to enhance the core advantages of its own products and provide customers with better quality and more favorable prices.