Swivel Union-GZ Hydraulic Fittings
Swivel Union-GZ hydraulic fittings are components used in hydraulic systems to connect and seal hydraulic hoses, tubes, and pipes. These fittings provide a secure and leak-free connection between different hydraulic components, allowing the transmission of hydraulic fluid under high pressure. Swivel Union-GZ hydraulic fittings are particularly useful in applications where there is a need for movement or rotation, such as in heavy machinery, construction equipment, and hydraulic systems with moving parts. Swivel Union-GZ hydraulic fittings are typically made from high-quality materials such as stainless steel, brass, or carbon steel, depending on the specific application and compatibility requirements.
Swivel Union-GZ Hydraulic Fittings
Swivel Union-GZ hydraulic fittings are components used in hydraulic systems to connect and seal hydraulic hoses, tubes, and pipes. These fittings provide a secure and leak-free connection between different hydraulic components, allowing the transmission of hydraulic fluid under high pressure.
The "Swivel Union" refers to the ability of the hydraulic fitting to rotate or swivel, providing flexibility and ease of installation. This feature allows for angular movement between connected components without causing stress or strain on the hose or pipe. Swivel Union-GZ hydraulic fittings are particularly useful in applications where there is a need for movement or rotation, such as in heavy machinery, construction equipment, and hydraulic systems with moving parts.
Swivel Union-GZ hydraulic fittings are typically made from high-quality materials such as stainless steel, brass, or carbon steel, depending on the specific application and compatibility requirements. It is important to select the appropriate fitting based on factors such as pressure rating, temperature range, fluid compatibility, and the specific needs of the hydraulic system.

Swivel Union-GZ Hydraulic Fitting Size Chart:

| GZ Part no. |
Series Working Pressure (bar/psi) | D1 Tube o.d. |
G1, G2 Metric Thread |
L1 | L2 | S1 | D |
| GZ06L | L light 315 bar 4570 psi |
6 | M12x1.5 | 33 | 32 | 14 | 2.5 |
| GZ08L | 8 | M14x1.5 | 33 | 32 | 17 | 4 | |
| GZ10L | 10 | M16x1.5 | 34 | 33 | 19 | 6 | |
| GZ12L | 12 | M18x1.5 | 34 | 33 | 22 | 8 | |
| GZ15L | 15 | M22x1.5 | 39 | 38 | 27 | 10 | |
| GZ18L | 18 | M26x1.5 | 38 | 36 | 32 | 13 | |
| GZ22L | 160 bar 2320 psi |
22 | M30x2 | 44 | 42 | 36 | 17 |
| GZ28L | 28 | M36x2 | 48 | 46 | 41 | 22 | |
| GZ35L | 35 | M45x2 | 52 | 48 | 50 | 28 | |
| GZ42L | 42 | M52x2 | 57 | 52 | 60 | 34 | |
| GZ06S | S heavy 630 bar 9135 psi |
6 | M14x1.5 | 33 | 32 | 17 | 2.5 |
| GZ08S | 8 | M16x1.5 | 34 | 33 | 19 | 4 | |
| GZ10S | 10 | M18x1.5 | 35 | 33 | 22 | 6 | |
| GZ12S | 12 | M20x1.5 | 38 | 36 | 24 | 8 | |
| GZ14S | 14 | M22x1.5 | 41 | 39 | 27 | 9 | |
| GZ16S | 400 bar 5800 psi |
16 | M24x1.5 | 42 | 39 | 30 | 11 |
| GZ20S | 20 | M30x2 | 48 | 44 | 36 | 14 | |
| GZ25S | 25 | M36x2 | 53 | 46 | 46 | 18 | |
| GZ30S | 30 | M42x2 | 62 | 52 | 50 | 23 | |
| GZ38S | 315 bar 4570 psi |
38 | M52x2 | 67 | 52 | 60 | 30 |
How to Choose the Right Swivel Union-GZ Hydraulic Fittings?
Choosing the right Swivel Union-GZ hydraulic fittings requires careful consideration of several factors. Here are some important aspects to consider when selecting these hydraulic fittings:
1. System Requirements: Understand the specific requirements of your hydraulic system. Consider factors such as the maximum pressure rating, temperature range, and compatibility with the hydraulic fluid used in the system. These specifications will help you determine the appropriate fittings that can handle the system's demands.
2. Connection Type: Identify the types of connections present in your hydraulic system. Determine whether you need Swivel Union-GZ Hydraulic Fittings with threaded connections, flange connections, or a combination of both. Ensure that the Swivel Union-GZ fittings you choose are compatible with the existing connections or can adapt between different connection types if needed.
3. Size and Configuration: Determine the correct size and configuration of the Swivel Union-GZ Hydraulic Fittings required. Consider factors such as the diameter of the hydraulic hoses or pipes, the thread size (if applicable), and the overall space available for installation. Ensure that the fittings you choose have the correct dimensions to seamlessly connect the components in your system.
4. Swivel Range: Assess the required swivel range for your application. Determine the degree of rotation or angular movement needed between the connected components. Swivel Union-GZ Hydraulic Fittings come in various swivel angles, such as 45 degrees, 90 degrees, or full 360-degree rotation. Choose the fitting that provides the necessary flexibility and range of motion for your specific application.
5. Material Selection: Consider the material used in the construction of the Swivel Union-GZ Hydraulic Fittings. Common materials include stainless steel, brass, and carbon steel. The material choice should depend on factors such as the operating environment, exposure to corrosive substances, and the specific requirements of your hydraulic system. Ensure that the chosen material offers durability, resistance to corrosion, and compatibility with the hydraulic fluid and operating conditions.
6. Quality and Reliability: Select Swivel Union-GZ Hydraulic Fittings from reputable manufacturers or suppliers known for producing high-quality hydraulic components. Quality fittings are essential for maintaining a leak-free and reliable hydraulic system. Check for certifications and industry standards compliance to ensure that the fittings meet the necessary quality and safety requirements.
![]() |
![]() |
China Hydraulic Fitting Manufacturers
We're well-known as one of the leading hydraulic fitting manufacturers and suppliers, specializing in providing different kinds of fittings, instrument valves, and flanges. We warmly welcome you to buy high-quality hydraulic fittings in stock from our factory. Union - G Hydraulic Fittings, Elbow Union - W Hydraulic Fittings, Union Tee - T Hydraulic Fittings, Union Cross - K Hydraulic Fittings, Male Connector-GE-R-ED Hydraulic Fittings, Male Connector-GEO Hydraulic Fittings, Swivel Connector-EGEO Hydraulic Fittings, Male Elbow-WE-NPT Hydraulic Fittings, Bulkhead Union-SV Hydraulic Fittings, Tube End Reducer-RED Hydraulic Fittings, Weld Elbow-WAS Hydraulic Fittings, BSPP Pressure Gauge Connector-MAV Hydraulic Fittings, Weld Connector-AS Hydraulic Fittings.
1. We established in July 2008.
2. We are a professional manufacturer of Instrumentation Tube Fittings, Pipe Fittings, Hydraulic Ball Valves, Needle Valves, Ball Valves, Check Valves, Valve Manifolds, DIN 2353 Fittings, SAE Flanges, Sampling systems, and Water Heater Accessories.
3. Products are available in a variety of different materials, such as Carbon Steel, Stainless steel 316/316L, Duplex, Super Duplex, Hastelloy, Monel, Inconel, Incoloy, and Titanium.
4. We are located in Hangzhou City, a two-hour drive to Shanghai, with convenient transportation access worldwide.
5. Our products are widely used in industries of Chemical, Petrochemical, Power Generation, Oil, Gas, and Shipbuilding.
6. Always available to discuss your requirements and ensure full customer satisfaction.
7. We have more than 50 CNC machines, 3D measurement equipment, Raw Material chemical composition inspection equipment, High-pressure test equipment, etc.
8. We have obtained ISO9001 and CE certificates and more than twenty utility model patents.
9. Our products are exported to the United States, Japan, Germany, South America, South Africa, Southeast Asia, and many other countries.
10. We also welcome OEM and ODM orders. Please feel free to contact and visit us.

Additional information
| Editor | Yjx |
|---|
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.
Industries We Service









