Product Description

Product Description

KS-RCH Series, Single-acting Hollow Plunger Cylinder (Spring Return)

1. CHINAMFG center hole hydraulic jack cylinder provide versatility in testing, maintenance andtensioning applications. The hollow plunger design allows for both pull and push forces.
2. Single-acting spring return.
3. Cylinders are nickel-plated, floating center tube on models over 20 tons increases product life.
4. Baked enamelfinish for increased corrosion resistance.
5.Collar threads for easy fixturing6.RCH-120 cylinders include AR-630 coupler and has 1/4 NPTF port.
7. RCH-121 and RCH-1211 cylinders have FZ-1630 reducer and AR-630 coupler, all other modelsfeature CR-400 coupler

Very low price and very good quality , compare POWER TEAM and CHINAMFG models, this type airhydraulic pump was same quality and function

RCH-120 Single-acting Hollow Plunger Hydraulic Cylinder

Max Operating Pressure:   700Bar / 10,000Psi
Capacity:                             60tons 
Stroke:                                 76mm / 6in
Collapsed Height:              247mm / 12.75in  
Center Hole Dia.:                53.8mm / 2.12in     
Return Type:                       Single-Acting, Spring Return
Plungler Type:                    Hollow
Material:                              Alloy Steel
Oil Capacity:                      626cm³
Weight:                               28.1kg / 78Ibs


Hydraulic Manual Pump Set

1*  Single-acting Manual Pump,         P-80
1*  Hydraulic Cylinder,                        RCH-603, 60tons, 76mm stroke
1*  Pressure Guage with coupler,       KN-63-70
1*  Guage Adapter,                               GA-3
1*  1.8meter High Pressure Hose with couplers

Product Parameters

Quick Selection Chart :

For complete techniacl information please contact the sales.

Model Capacity
Stroke B
Oil Capacity
Outside Dia.
Effective Area
Saddle Protr. from Plgr.
K (mm)
Center Hole Dia.
Bolt Circle
KSRCH-120 13 8 14 55 69 17.9 19.6 50.8 1.5
KSRCH-121* 42 75 120 2.8
KSRCH-1211 42 75 120 2.8
KSRCH-123 76 136 184 50.8 4.4
KSRCH-202* 20 49 150 162 98 30.7 9.7 26.9 82.6 7.7
KSRCH-206 155 476 306 14.1
KSRCH-302* 30 64 298 178 114 46.6 9.0 33.3 92.2 10.9
KSRCH-306 155 722 330 21.8
KSRCH-603* 60 76 626 247 159 82.3 12.0 53.8 130.3 28.1
KSRCH-606 153 1259 323 35.4
KSRCH-1003* 100 76 1011 254 212 133.0 12.0 79.0 177.8 63.0

Please tell me your needs, i will give you a suitable sloution~

Cases Show

We can make different types cylinders according to various construction requirements….
Please contact 
Davina Chen:  -199-5169-4295 for detals.

Related Products

All tools can be ordered separately , please tell seller your rquirements.

We recommend the suitable tools for you~

Company Profile

Payment & Shipping

If you don’t have a forwarder in China, please contact sales.      We will quote you the cheapest / fastest shipping cost.

We supply:

All express , by sea , by air , by sea to door , by air to door ….etc..

Davina Chen:  -199-5169-4295

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Certification: CE, ISO9001
Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Hydraulic
Adjusted Form: Regulated Type
US$ 426/Piece
1 Piece(Min.Order)




single acting hydraulic cylinder

How does a single-acting hydraulic cylinder handle variations in cylinder size and capacity?

A single-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity. Here’s a detailed explanation:

Single-acting hydraulic cylinders are versatile components used in various applications that require linear force and movement. They are available in different sizes and capacities to accommodate a wide range of operational requirements.

Here are some key aspects of how single-acting hydraulic cylinders handle variations in cylinder size and capacity:

1. Bore Diameter: The bore diameter of a single-acting hydraulic cylinder determines its size. Cylinders with larger bore diameters are capable of exerting greater force and accommodating larger loads. Manufacturers offer single-acting cylinders with a range of bore sizes, allowing users to select the appropriate cylinder size based on the desired force output for their specific application.

2. Stroke Length: The stroke length of a single-acting hydraulic cylinder refers to the distance the piston can travel within the cylinder. Longer stroke lengths enable the cylinder to extend or retract over a greater distance. Single-acting cylinders are available with various stroke length options to meet different operational requirements.

3. Piston Rod Diameter: The piston rod diameter of a single-acting hydraulic cylinder affects its strength and load-bearing capacity. Cylinders with thicker piston rods can withstand higher loads and provide increased stability. Manufacturers offer single-acting cylinders with different piston rod diameters to accommodate variations in load capacity.

4. Load Capacity: Single-acting hydraulic cylinders are designed to handle different load capacities. The load capacity is influenced by factors such as the cylinder’s bore diameter, piston rod diameter, and overall construction. Manufacturers provide specifications and guidelines indicating the maximum load capacity that a particular single-acting cylinder can safely handle.

5. Customization: In some cases, users may require single-acting hydraulic cylinders with specific size and capacity requirements that are not readily available as standard options. In such instances, manufacturers often offer customization services, allowing customers to order cylinders tailored to their unique specifications.

It is crucial to select a single-acting hydraulic cylinder with the appropriate size and capacity for a given application. Factors such as the required force output, load capacity, and operational conditions should be considered when choosing the cylinder size and capacity.

In summary, single-acting hydraulic cylinders handle variations in cylinder size and capacity through the availability of different bore diameters, stroke lengths, and piston rod diameters. Manufacturers offer a range of options to meet various load requirements, and customization services are available for unique applications. By selecting the right cylinder size and capacity, users can ensure optimal performance and reliability in their hydraulic systems.

single acting hydraulic cylinder

Can single-acting hydraulic cylinders be applied in marine and offshore equipment?

Yes, single-acting hydraulic cylinders can be applied in marine and offshore equipment. Here’s a detailed explanation:

Marine and offshore equipment operate in challenging environments, including exposure to saltwater, high humidity, and extreme weather conditions. Single-acting hydraulic cylinders offer several advantages that make them suitable for use in such applications. Here are some key points on the application of single-acting hydraulic cylinders in marine and offshore equipment:

1. Corrosion Resistance: Marine and offshore environments are highly corrosive due to the presence of saltwater. Single-acting hydraulic cylinders can be manufactured using materials that provide excellent corrosion resistance, such as stainless steel or corrosion-resistant coatings. This ensures the longevity and reliability of the cylinders, even in harsh marine conditions. The resistance to corrosion helps prevent premature failure and reduces maintenance requirements.

2. Compact Design: Space is often limited on marine vessels and offshore platforms. Single-acting hydraulic cylinders have a compact design, allowing them to be installed in confined spaces and integrated into the equipment efficiently. The compact size also contributes to weight savings, which is crucial in marine and offshore applications where weight restrictions are common.

3. Load Handling: Single-acting hydraulic cylinders are capable of handling heavy loads, making them suitable for various marine and offshore equipment applications. They can be used to operate cranes, winches, lifting mechanisms, and other load-handling systems. The cylinders’ ability to generate high force in one direction provides efficient load lifting and control, contributing to the overall productivity and safety of marine and offshore operations.

4. Shock and Vibration Resistance: Marine and offshore equipment are subjected to significant shock and vibration during operation. Single-acting hydraulic cylinders are designed to withstand these dynamic forces. They can be equipped with features like shock absorbers, dampeners, or cushioning mechanisms to minimize the impact of shocks and vibrations. This helps protect the cylinders from damage and ensures reliable performance in demanding marine and offshore environments.

5. Environmental Sealing: Single-acting hydraulic cylinders can be equipped with environmental sealing measures to protect them from water ingress, dust, and other contaminants. Seals and gaskets are used to create a barrier between the cylinder’s internal components and the external environment. This sealing prevents water and contaminants from compromising the cylinder’s performance and extends its service life in marine and offshore applications.

6. Safety Considerations: Marine and offshore operations prioritize safety. Single-acting hydraulic cylinders can incorporate safety features such as pressure relief valves, emergency stop mechanisms, or fail-safe systems. These features help prevent overloading, sudden movements, or system failures, ensuring the safety of personnel and equipment in marine and offshore environments.

When selecting single-acting hydraulic cylinders for marine and offshore equipment, it is important to consider factors such as load requirements, environmental conditions, industry standards, and certifications. Compliance with relevant regulations and guidelines is essential to ensure the safe and reliable operation of the equipment.

In summary, single-acting hydraulic cylinders can be successfully applied in marine and offshore equipment due to their corrosion resistance, compact design, load handling capabilities, shock and vibration resistance, environmental sealing, and safety considerations. These features make them well-suited for the demanding conditions encountered in marine and offshore operations.

single acting hydraulic cylinder

How does a single-acting hydraulic cylinder differ from a double-acting one?

A single-acting hydraulic cylinder and a double-acting hydraulic cylinder differ in their operational characteristics and capabilities. Here’s a detailed explanation:

1. Direction of Force: The main difference between the two types of cylinders lies in the direction of force they can generate. A single-acting hydraulic cylinder operates in one direction only, exerting force in the extending stroke. In contrast, a double-acting hydraulic cylinder can generate force in both the extending and retracting strokes.

2. Hydraulic Ports: Single-acting hydraulic cylinders have a single hydraulic port, typically located at the base of the cylinder. This port is used to supply hydraulic fluid to the pressure chamber, creating the force for the extending stroke. Double-acting hydraulic cylinders, on the other hand, have two hydraulic ports—one for supplying fluid to the extending side of the cylinder and the other for supplying fluid to the retracting side.

3. Return Stroke: In a single-acting hydraulic cylinder, the return stroke is accomplished by external forces or mechanisms. Once the hydraulic pressure is released or redirected, the piston is pushed back to its original position by factors such as gravity or springs. In contrast, double-acting cylinders can generate force in the retracting stroke by supplying hydraulic fluid to the appropriate side of the cylinder, allowing for bidirectional force generation.

4. Versatility: Double-acting hydraulic cylinders offer greater versatility compared to single-acting cylinders. With the ability to generate force in both directions, double-acting cylinders can perform a wider range of tasks and accommodate varying operational requirements. They provide more flexibility in applications where bidirectional force, precise control over extending and retracting movements, or the ability to hold a load in place is necessary.

5. Complexity and Cost: Single-acting hydraulic cylinders have a simpler design and require fewer hydraulic components compared to double-acting cylinders. This generally makes them more cost-effective and easier to maintain. Double-acting cylinders, with their additional hydraulic ports and capabilities, tend to be more complex and may involve higher costs in terms of construction, installation, and maintenance.

6. Common Applications: Single-acting hydraulic cylinders are commonly used in applications where force is only required in one direction, such as lifting equipment, dump trucks, and hydraulic jacks. Double-acting cylinders find widespread use in various industries and applications, including manufacturing, construction, and automation, where bidirectional force, precise control, and holding capabilities are essential.

In summary, the main differences between single-acting and double-acting hydraulic cylinders lie in their force generation capabilities, hydraulic ports, return stroke mechanisms, versatility, complexity, and cost. Understanding these differences is crucial for selecting the appropriate type of hydraulic cylinder for specific application requirements.

China wholesaler Rch603, 63.6 Ton Capacity, 3.00 in Stroke, Single-Acting, Hollow Plunger Hydraulic Cylinder with Handle   vacuum pump ac system	China wholesaler Rch603, 63.6 Ton Capacity, 3.00 in Stroke, Single-Acting, Hollow Plunger Hydraulic Cylinder with Handle   vacuum pump ac system
editor by CX 2024-01-17