Deublin 355 Series Rotary Union Replacement – OEM Equivalent
Original price was: $300.00.$285.00Current price is: $285.00.
- Product Type: Deublin 355 Series Compatible Rotary Union
- Application: CNC Machine Tools, Cooling Systems, Industrial Rotary Equipment
- Structure: Single Passage Rotary Union
- Replacement Solution: Compatible with Deublin 355 Series Rotary Unions
- Rotor Connection: Various options available (e.g., G 1/4″-19)
- Operating Temperature: Up to 250°F (121°C)
Description
The Deublin 355 Series Rotary Union is a compact and reliable rotary sealing device designed for transferring fluids between stationary supply systems and rotating machine components. It is widely used in industrial applications where continuous rotation, stable sealing performance, and long service life are required.
As a professional China rotary union manufacturer, we provide high-quality Deublin 355 Series compatible replacement rotary unions engineered according to original equipment dimensions and application requirements. Our replacement solution helps customers reduce maintenance costs while maintaining reliable performance in demanding industrial environments.
The 355 Series rotary union replacement is suitable for compressed air systems and industrial fluid transfer equipment.
Key Features of Deublin 355 Series Rotary Union Replacement
1. Stable Mechanical Seal Performance
The rotary union adopts a precision sealing structure designed to maintain reliable fluid transfer during continuous rotation.
Benefits:
- Reduced risk of leakage
- Stable sealing under rotating conditions
- Extended operating life
- Improved machine uptime
The optimized sealing design makes it suitable for applications requiring consistent performance in CNC machining and industrial automation equipment.
2. Compact Single Passage Design
The single passage rotary union design provides a simple and efficient flow path for fluid transfer.
Advantages:
- Compact structure
- Easy installation
- Reduced installation space requirements
- Suitable for equipment with limited mounting space
This design is commonly used in machine tools, rotary tables, spindles, and industrial rotating assemblies.
3. Precision Machined Components
Each component is manufactured with precision machining processes to ensure dimensional accuracy and reliable operation.
Manufacturing advantages:
- Accurate thread machining
- Smooth rotating performance
- Consistent assembly quality
- Reliable compatibility with existing equipment
Our engineering team focuses on maintaining critical dimensions to provide a dependable alternative to original rotary union models.
4. Durable Metal Housing Construction
The rotary union features a robust metal housing designed for industrial environments.
Features include:
- High mechanical strength
- Corrosion resistance
- Good heat dissipation capability
- Long-term operational reliability
The durable construction allows the unit to perform effectively in continuous production environments.
5. OEM Replacement Compatibility
We specialize in manufacturing replacement rotary unions for international brands, including Deublin series products.
Our replacement service includes:
- Equivalent installation dimensions
- Custom thread options
- Customized sealing solutions
- Small batch and bulk production support
Customers can replace worn rotary unions without modifying existing equipment structures.
Typical Applications
CNC Machine Tools
The Deublin 355 Series replacement rotary union is widely used in:
- CNC machining centers
- CNC lathes
- Rotary tables
- Machine tool spindles
It provides stable coolant delivery during high-speed machining operations.
Cooling & Fluid Circulation Systems
Suitable for:
- Industrial cooling equipment
- Heat exchange systems
- Water circulation equipment
- Temperature control systems
Reliable sealing helps prevent fluid leakage and production interruptions.
Packaging Machinery
Used in:
- Rotary packaging machines
- Filling equipment
- Automated production lines
The compact design supports continuous operation in automated environments.
Paper & Converting Equipment
Applicable for:
- Paper processing machines
- Rollers
- Rotary cylinders
- Continuous production equipment
Provides stable media transfer during long operating cycles.
Common Problems Solved by Deublin 355 Series Replacement Rotary Union
Rotary Union Leakage
Possible causes:
- Seal wear after long operation
- Incorrect installation
- Contaminated fluid
- Excessive operating conditions
Our solution:
Optimized sealing components and precision machining help improve leakage resistance and service reliability.
Frequent Rotary Union Failure
Possible causes:
- Low-quality replacement parts
- Incorrect model selection
- Poor material compatibility
Our solution:
We provide engineering support to match:
- Application conditions
- Fluid type
- Rotation speed
- Pressure requirements
High Maintenance Cost
Replacing original imported rotary unions can increase operating costs.
Our compatible replacement solution provides:
- Competitive manufacturing cost
- Stable supply capability
- Customized production support
- Faster delivery response
Why Choose Our Deublin 355 Series Replacement Rotary Union?
Professional Rotary Union Manufacturing Experience
We focus on industrial rotary sealing solutions and replacement rotary unions, providing technical support for customers worldwide.
Our engineering team understands:
- Rotary sealing principles
- Fluid transfer requirements
- Industrial equipment applications
- Replacement compatibility
Strict Quality Control
Each rotary union is inspected during production to ensure:
- Machining accuracy
- Thread quality
- Assembly consistency
- Sealing reliability
Quality inspection helps ensure stable performance in industrial applications.
Custom OEM / ODM Capability
We support customized requirements including:
- Thread specifications
- Port configuration
- Material selection
- Packaging requirements
Suitable for distributors, maintenance companies, and industrial equipment manufacturers.
Reliable Global Supply
We provide rotary union replacement solutions for international customers requiring:
- Stable production capacity
- Competitive pricing
- Technical communication
- Long-term cooperation
FAQ
Q1: Is this rotary union compatible with Deublin 355 Series?
Yes. Our Deublin 355 Series replacement rotary union is designed according to the original product structure and installation requirements. Please provide your model number and application details for confirmation.
Q2: Can you provide customized rotary unions?
Yes. We support OEM and ODM customization including:
- Thread size
- Connection method
- Seal material
- Product marking
Q3: What information is required for replacement selection?
Please provide:
- Original rotary union model
- Equipment type
- Fluid medium
- Pressure
- Temperature
- Rotation speed
Our engineers can recommend the suitable replacement solution.














