China factory Stainless Steel Camlock Fitting Type Dp Dust Cap Industrial Hose Coupling

Product Description

Stainless Steel Camlock Fitting Type DP Dust Cap Industrial Hose Coupling

Stainless steel camlock fittings are produced according to standard A-A-59326(Mil-C-27487) or EN14420-7(DIN2828), also known as Cam &groove couplings, they are mainly composed of male adapter and female coupler. Camlock fittings are easy to install. During the process of installation,no tools are required and hand pressure is enough.Stainless steel fittings are suitable for transporting acidic, alkaline, corrosive substances, seawater, wastewater, hydraulic oil, etc., but not suitable for transporting steam, compressed air and liquid gas.

Body material:Stainless steel 316 or 304
Handles &pins:Stainless steel  
Gaskets:Buna-N,EPDM,PTFE &food grade silicone gasket
The thread of camlock fittings are BSP,BSPT,NPT,G (ISO 228.1) and R (DIN2999).
SIZE:1/2″to 8″
Working pressure :50-250 Psi( depending on size and temperature)
Manufacture method:precision casting
The use and connection way of camlock fittings: Type C camlock can usually be used with E type, F type, DP (Dust Plug)type. To make a connection,simply slide the camlock adapter into the camlock coupling and with normal hand pressure,press the cam levers down.


Good corrosion resistance, wear resistance, high temperature stability
Convenience, interchangeability   
Easily disconnect/connect without tools
Industry applications:
 Petroleum, mining, municipal, construction, chemicals, agriculture
 Hydraulic fluids, coolant, gasoline and petroleum products, fuel transport, irrigation, water treatment, seawater, wastewater, chemicals transport and storage

Stainless steel camlock fittings operating pressur

SIZE Working Pressure
1/2″ 150 Psi
3/4″-2″ 250 Psi
2-1/2″ 225 Psi
3″ 200 Psi
4″ 150 Psi
5″-6″ 75 Psi

Our Advantage

We are experienced as we have been in this industry as a manufacturer for more than 10 years. Both of quality and service are highly guaranteed. Absolutely prompt delivery. We can produce according to specific drawings from customers. Welcome OEM/ODM project. Strict control on quality. High efficient and well trained sale service team.  ISO9001, CE and SGS certified.


1.Q: Are you a producer or trading company?
A: We are an experienced manufacturer. We own production line and kinds of machines.
2. Can you make our specific logo on the part?
Yes please provide me your logo and we will make your logo on the part.

3. Can you manufacture products according to my drawings?
Yes we can manufacturer according to client’s drawings if drawings or samples are available. We are experienced enough to make new tools.

4. Q: Can I get some samples?
A: We are honored to offer you our samples. Normally it is for free like 3-5 pcs. It is charged if the samples are more than 5 pcs. Clients bear the freight cost.

5. Q: How many days do you need to finish an order?
A: Normally it takes about 30 days to finish the order. It takes more time around CHINAMFG season, or if the order involves many kinds of different products.  

6. what kind of rubber washer do you apply to camlock couplings?
Normally we use NBR gasket.


Industrial coupling

Signs of Wear and Failure in Industrial Couplings, and How to Address Them

Industrial couplings can experience wear and failure over time due to various factors such as misalignment, overloading, fatigue, and lack of maintenance. Recognizing the signs of wear and addressing them promptly is essential to prevent further damage and ensure the safe and efficient operation of machinery. Here are some common signs of wear and failure in industrial couplings and how to address them:

  • Excessive Vibrations: Excessive vibrations during operation can indicate misalignment, worn-out flexible elements, or coupling imbalance. Address the root cause of the vibrations by performing alignment checks, inspecting flexible elements, and balancing the coupling if necessary.
  • Abnormal Noise: Unusual noises such as clanking, rattling, or grinding sounds may indicate coupling wear or damage. Investigate the source of the noise and inspect the coupling for signs of wear, misalignment, or damaged components. Replace worn or damaged parts as needed.
  • High Operating Temperature: An increase in the operating temperature of the coupling could be a sign of excessive friction or inadequate lubrication. Check the coupling’s lubrication level and verify that it is suitable for the operating conditions. Inspect for any signs of rubbing or binding that may generate additional heat.
  • Visible Cracks or Damage: Perform regular visual inspections of the coupling for any visible cracks, corrosion, or other damage. If any issues are found, discontinue using the coupling immediately and replace it with a new one to prevent potential catastrophic failure.
  • Irregular Shaft Movement: If the shafts connected by the coupling exhibit irregular movement or wobbling during operation, it may indicate coupling wear or misalignment. Conduct alignment checks and inspect the coupling for signs of wear or deformation.
  • Loose or Missing Bolts: Loose or missing bolts in the coupling assembly can lead to misalignment and reduced performance. Regularly check and tighten the coupling bolts to the manufacturer’s recommended torque specifications.
  • Excessive Backlash: Backlash is the amount of play between the coupling components, which can result from wear or damage to the coupling’s flexible elements. Excessive backlash can affect precision applications. Replace the worn flexible elements or consider upgrading to a coupling with lower backlash.
  • Reduced Torque Transmission: A decrease in torque transmission can be an indication of coupling wear or damage. Check for signs of wear on the coupling’s contact surfaces and inspect the flexible elements for deformation or deterioration.
  • Unusual Coupling Movement: If the coupling exhibits abnormal movements, such as axial movement or coupling slippage, investigate the cause and address any misalignment or insufficient clamping force in the coupling assembly.
  • Frequent Coupling Failures: If the coupling experiences frequent failures, it may indicate improper selection or inadequate maintenance practices. Reevaluate the coupling’s suitability for the application and implement a more rigorous maintenance schedule.

When addressing signs of wear and failure in industrial couplings, it is essential to follow the manufacturer’s guidelines and consult with experienced technicians or engineers if needed. Regular maintenance, timely replacement of worn components, and proper alignment of the coupling can significantly extend its service life and ensure reliable performance in power transmission systems.

Industrial coupling

Comparison of Elastomeric Couplings to Metal Couplings in Different Industrial Scenarios

Elastomeric couplings and metal couplings are two common types of couplings used in various industrial scenarios. Each type has its strengths and weaknesses, making them suitable for different applications based on specific requirements. Let’s compare elastomeric couplings to metal couplings in various industrial scenarios:

  • Vibration Damping and Misalignment: Elastomeric couplings excel in vibration damping and misalignment compensation. The flexible elastomeric elements of these couplings can absorb and dissipate vibrations, reducing the impact on connected equipment and bearings. They also accommodate angular and parallel misalignments, allowing for smoother operation even in situations where shafts are not perfectly aligned. Metal couplings, especially rigid ones, have limited ability to dampen vibrations and may require precise alignment for optimal performance.
  • Torsional Flexibility: Elastomeric couplings offer torsional flexibility, which makes them suitable for applications with shock loads and torque spikes. The elastomeric material acts as a cushion, absorbing sudden shocks and protecting the machinery. Metal couplings, particularly rigid ones, are stiffer and transmit more torsional rigidity, which might not be desirable in scenarios where torsional flexibility is necessary to protect sensitive equipment.
  • Corrosive Environments: In corrosive environments, metal couplings made of corrosion-resistant materials, such as stainless steel or specialized alloys, are preferred. They can withstand the effects of chemicals and aggressive substances without degradation. Elastomeric couplings may not be suitable for such environments as the elastomeric materials are generally not as resistant to chemical attack as metals.
  • Temperature Extremes: Elastomeric couplings have temperature limitations, and their performance might degrade at very high or low temperatures. In contrast, metal couplings can be designed with materials that offer higher temperature resistance. High-temperature metal couplings are suitable for industries like steel and glass manufacturing, where elevated temperatures are common.
  • High Torque Applications: For high-torque applications, metal couplings, especially disc or gear couplings, are preferred due to their higher torque capacity and ability to transmit large amounts of power. Elastomeric couplings may have limitations in high-torque scenarios and are more commonly used in medium to low torque applications.
  • Cost and Maintenance: Elastomeric couplings are generally more cost-effective than metal couplings. They have a simpler design and are easier to manufacture. Additionally, elastomeric couplings require less maintenance since they have fewer moving parts and do not need lubrication. On the other hand, metal couplings, especially certain types like gear couplings, may require periodic lubrication and more intricate maintenance procedures.

In summary, the choice between elastomeric couplings and metal couplings depends on the specific requirements of the industrial scenario. Elastomeric couplings are favored in applications where vibration damping, misalignment compensation, and torsional flexibility are essential. They are also cost-effective and require less maintenance. On the other hand, metal couplings are preferred in high-torque applications, corrosive environments, and temperature extremes. They offer higher temperature resistance and torque capacity but may be more complex and require more maintenance.

Industrial coupling

Types of Industrial Couplings Used in Engineering Applications

Industrial couplings are used in various engineering applications to connect rotating shafts and transmit torque between them. Each type of industrial coupling offers unique features and advantages, making them suitable for specific applications. Here are the different types of industrial couplings commonly used in engineering applications:

  • 1. Diaphragm Couplings:
  • Diaphragm couplings use a flexible diaphragm made of metal to transmit torque between the shafts. They are known for their ability to accommodate misalignments, including axial, angular, and parallel misalignments. Diaphragm couplings are used in applications where precise alignment between shafts is challenging or when there are potential misalignment variations during operation. They are commonly found in pumps, compressors, turbines, and high-speed machinery.

  • 2. Gear Couplings:
  • Gear couplings transmit torque through gear teeth that mesh together. They are designed for high torque capacity and are known for their durability and rigid construction. Gear couplings can handle high torque and are used in heavy-duty applications, such as steel mills, mining equipment, and large pumps.

  • 3. Grid Couplings:
  • Grid couplings use a grid of spring-like elements made of metal to transmit torque. The grid flexes to accommodate misalignments and shock loads, making them suitable for applications with varying loads or where shock absorption is required. Grid couplings are commonly used in pumps, conveyors, and compressors.

  • 4. Jaw Couplings:
  • Jaw couplings use elastomeric elements to connect the shafts. They are known for their simplicity, ease of installation, and cost-effectiveness. Jaw couplings are suitable for small to medium-sized machinery, including pumps, fans, and small motors.

  • 5. Disc Couplings:
  • Disc couplings use thin metal discs to transmit torque between the shafts. They can handle misalignments and are often used in precision applications that require low backlash and high torsional stiffness. Disc couplings find applications in high-precision systems, such as machine tools and robotics.

  • 6. Oldham Couplings:
  • Oldham couplings consist of three parts: two hubs and a middle block. The middle block allows axial and angular misalignment while maintaining constant velocity between the shafts. They are used in applications where low torque transmission and misalignment compensation are required.

  • 7. Universal Joint Couplings:
  • Universal joint couplings are used to transmit torque between shafts at different angles. They are commonly used in automotive applications, such as drive shafts, as well as in industrial machinery with offset shafts.

Each type of industrial coupling has its own advantages and limitations, and the selection of the appropriate coupling depends on factors like torque requirements, misalignment conditions, operating environment, and the specific demands of the application. Engineers carefully consider these factors to choose the most suitable coupling for the particular engineering application, ensuring efficient and reliable power transmission while protecting the connected machinery from excessive stress and wear.

China factory Stainless Steel Camlock Fitting Type Dp Dust Cap Industrial Hose Coupling  China factory Stainless Steel Camlock Fitting Type Dp Dust Cap Industrial Hose Coupling
editor by CX 2023-12-07