Precision Rigid Oldham Coupling | Stainless Steel Motor Shaft Coupling | Zero Backlash
Discover our stainless steel rigid Oldham coupling featuring zero backlash, high torque capacity (3-95 N.m), and perfect for CNC, stepper motors. OEM support available.
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Stainless Steel High Rigid Oldham Coupling - Zero Backlash Cross Clamping Coupling for CNC & Stepper Motors
Model:
DHCG-14.5*18.4
DHCG-16.8*24.4
DHCG-20*27.2
DHCG-26*30.4
DHCG-30*33
DHCG-34*34
DHCG-38*39.5
DHCG-45*46
DHCG-55*57
DHCG-70*77
- Phone : +86 13431039760
- Wechat : +86 13431039760
- Whatsapp : +86 13431039760
- Email : ella@apexcoupling.com
Product Description
Our stainless steel rigid Oldham coupling represents the ultimate solution for applications demanding exceptional precision and corrosion resistance. Engineered with a unique three-piece Oldham structure, this rigid coupling combines a SUS304 stainless steel body with imported aluminum bronze center disc to deliver zero backlash performance while maintaining high rigidity. The polished surface treatment ensures durability in harsh environments, making it ideal for building material shops, manufacturing plants, and food processing equipment. With torque capacity ranging from 3-95 N.m and rotational speeds up to 8,000 RPM, this clamping coupling guarantees perfect shaft alignment and reliable power transmission for CNC machinery, stepper motors, and precision automation systems. The innovative cross design accommodates parallel misalignment while maintaining true rigid coupling characteristics.
Key Features
True Zero Backlash Design: Aluminum bronze center disc ensures precise motion transmission
Corrosion-Resistant Construction: SUS304 stainless steel body for harsh environments
High Rigidity Structure: Maintains torsional stiffness under 3-95 N.m torque loads
Easy Installation: Clamping design allows quick assembly without shaft damage
Parallel Misalignment Compensation: Oldham structure accommodates offset while maintaining rigidity
Polished Surface Finish: Reduces friction and prevents contamination buildup
Wide Size Range: Available in outer diameters from 14.5mm to 70mm
Technical Specifications
Parameter | Specification |
---|---|
Body Material | SUS304 Stainless Steel |
Center Disc Material | Imported Aluminum Bronze |
Structure Type | Oldham (Three-Piece) |
Outer Diameter Range | 14.5-70 mm |
Length Range | 18.7-77 mm |
Torque Range | 3-95 N.m |
Maximum Speed | 8,000 RPM |
Surface Treatment | Polishing |
Weight Range | 17-1150 g |
Advantages & Benefits
Advantage | Benefit |
---|---|
Zero Backlash Performance | Ensures precise positioning accuracy in motion control systems |
Corrosion Resistance | SUS304 material withstands harsh environments and washdown applications |
High Torque Capacity | Robust construction handles substantial loads while maintaining alignment |
Parallel Misalignment Accommodation | Compensates for offset while providing rigid connection |
Easy Maintenance | Simple three-piece design allows for quick disassembly and cleaning |
Long Service Life | Aluminum bronze center disc provides excellent wear resistance |
Applications
CNC machinery and precision automation equipment
Stepper and servo motor systems in manufacturing
Food processing and packaging machinery
Medical equipment and pharmaceutical manufacturing
Building material production lines
Robotics and automated assembly systems
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Product Show



Precision Oldham Couplings - Zero Backlash Power Transmission for Stepper Motors!
Achieve perfect parallel misalignment compensation with our Rigid Oldham Structure Motor Couplings! Engineered with premium SUS304 Stainless Steel and imported Aluminum Bronze components, these couplings deliver exceptional precision for demanding motion control applications.
Key Features:
✅ Zero Backlash Design – Perfect for precision positioning systems
✅ Premium Materials – SUS304 Stainless Steel body with Aluminum Bronze center disc
✅ High Rigidity – Maintains torsional stiffness for accurate motion control
✅ Easy Installation – Clamping design allows quick and secure mounting
✅ Corrosion Resistant – Polished stainless steel for long service life
✅ Wide Size Range – Outer diameter 14.5-70mm, bore diameter from 10mm
Technical Specifications:
• Rated Torque: 3-95 N.m
• Maximum Speed: 6000-8000 RPM
• Length: 18.7-77mm
• Weight: 17-1150g depending on size
• Surface Treatment: Precision polishing
Perfect for:
• Stepper Motors & Servo Systems
• CNC Machinery & Automation
• Precision Positioning Equipment
• Medical Devices & Instruments
• Robotics & 3D Printing
🔧 OEM/ODM Support Available!
We provide customized solutions with full manufacturer support. Contact us with your specifications!
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