8mm 6 35mm Motor Couplings of 2025
Best Choice1
uxcelluxcell 8mmx6.35mm Clamp Tight Motor Shaft 2 Diaphragm Coupling Coupler
Main highlights- Shaft couplers suitable for connect servo motor, stepper motor, encoder, screw driving, machine platform, etc.
- Clamp-style mount for secure attachment to shaft
- Aluminum hubs for light weight, stainless steel discs for strength
- Accommodates angular, axial and parallel misalignment
- 32mm Diameter X 40mm Length; 10000RPM rotational speed
9.8Exceptional
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Value for Money2
AopinAopin 6mm to 8mm Rotatable Universal Joint Coupling Shaft Stepper Motor, Length 35mm / 1.38", Coupler Connector with Screw for 3D Printer, RC Robot, Car Boat Shaft, DIY Encoder, CNC Machine 2 Pcs
Main highlights- Rotatable Universal Joint Coupling Size: 6mm to 8mm / 0.24" to 0.31". Coupling With M4 Fastening Screws. Outer Diameter: 14mm / 0.55", Length 35mm / 1.38".
- Package: 2 Pcs Universal Joint Coupling with Screw. Aopin Recommends Using M2 Hex Wrench!
- Coupling Universal Joint Are Used In Servo Motor Systems, 3D Printer, Cnc Machine, Diy Encoder, Spindle Transmissions, Stepping Motors, Lifting Platforms, Machine Tool Transmissions, Stepping Motors, Encoders, Screw Drives, Machine Platforms Or Gearboxes, Etc. The Purpose Is To Firmly Connect The Driving Shaft And The Driven Shaft To Rotate Together And Transmit Motion And Torque. Great Suitable For Short Support Shaft, Bushing Model, Miniature Shaft, Model Airplane/ Boat / Car.
- Compensate For Axial And Radial Offset. Shock Mitigation, Vibration Absorption, High Transmission Efficiency, Noise Reduction, And Low Wear. When The Rated Torque Is Exceeded, The Coupling Can Protect The Safety Of The Linkage. The Internal Rollers And Cross Bearings Are Of Fine Workmanship. So It Can Rotate 360°.
- 6mm to 8mm Universal Joint Shaft Coupling Material: High-Quality Nickel-plated 45# Steel Material, With Superior Corrosion Resistance And High Strength. Fixed By Screws; Main Color: Silver, Suitable For Working In High Temperature (-80℃ / +300℃) And Harsh Environments, Even If There Is Vibration And Shock , It Is Still Safe To Move.
9.6Exceptional
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3
daier5Pcs 6mm to 8mm Brass Rigid Motor Shaft Coupling Coupler Transmission Connector Sleeve Adapter for RC Boat Car Airplane 3D Printers
Main highlights- Widely use: Connects motor and threaded rod for smooth machine operation. Ideal for 3D printers, model cars, boats, and airplanes.
- Size: Total size 22mm x 14mm/0.866 x 0.551inch (LxD) and M4 screws,Bore size: 6mm to 8mm/0.236 to 0.314 inch .ensuring compatibility with many motors and threaded rods.
- Material: Made of brass for durability and corrosion-resistance. Will not rust, ensuring long-lasting use.
- Good quality: Top tight design for high torque with rigidity, low inertia, and excellent sensitivity. No rotation gap for symmetrical angular misalignment.
- Easy to install: select the appropriate size, remove old connector, and install new shaft coupling for seamless machine operation.
9.5Excellent
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4
GNDGND Flexible Shaft Coupling 6 to 8mm Diameter 26mm Length 35mm for Printing Machine Servo Electric Motor(6x8)
Main highlights- Zero Backlash
- Identical Clockwise and Anticlockwise Rotational Characteristics
- High Torque Capacity and Excellent Response
- For Servomotor Step motor Connect Print
- Disc Absorbs Angular and Shaft Misalignments
9.3Excellent
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5
BefenybayBefenybay 2 Pcs 6mm to 8mm Universal Joint Shaft Coupling with Screws for Motor
Main highlights- 【Widely Used】Universal joint shaft coupling is produced based on International Flange Standard, widely used for shaft connection
- 【Package Include】2pcs 6mm to 8mm universal joint shaft coupling, 1pcs M4 hex wrench, 8pcs fastening screws
- 【Material】 Universal joint shaft coupling is made of 45# steel, and then electroplated，much stronger, wearproof
- 【Function】 Can be used for motor etc
- 【Dimensions】Inner Diameter: 6mm to 8mm. Outer Diameter: 14mm. Height: 34mm
9.2Excellent
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6
Tbest2Pcs Shaft Coupling Motor Connector Diy Steering Length 35Mm Od 14Mm Universal Joint 6 * 8Mm Universal Joints Components (#02)
Main highlights- SATISFACTION GUARANTEE: The product is brand new and . We care for every customers feeling. You can get in touch with customer service when you meet any questions.
- SATISFACTION GUARANTEE: The product is brand new and . We care for every customers feeling. You can get in touch with customer service when you meet any questions.
- SATISFACTION GUARANTEE: The product is brand new and . We care for every customers feeling. You can get in touch with customer service when you meet any questions.
- NICKLE PLATED IRON: Made of premium metal material, the universal joint is and has l service life.
- NICKLE PLATED IRON: Made of premium metal material, the universal joint is and has l service life.
8.9Very Good
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7
SinobluSinoblu Rigid Couplings 6mm to 8mm Bore, Shaft Coupling 25mm Length 20mm Diameter, Coupler Aluminum Alloy Joint Motor for 3D Printer CNC Machine DIY Encoder
Main highlights- Wide Range of Usage: The shaft couplers are mainly used for CNC machines,servo motors, spindle,step motor etc
- Performance Features:Hole tolerance H7, inspected with go/no-go gauges, ensures precision. The rigid joint has zero-backlash transmission,lightweight,ultra-low inertia and high sensitivity
- Material:The rigid coupling is made of 6061-T6 aluminum alloy, with anodized treatment for excellent corrosion resistance and durability
- High axial load and torque capacity
- Function: Rigid shaft coupling is simplicity in structure,high torsional rigidity,no backlash,low maintenance,highly oil-resistant, high temperature resistance and suitable for high-speed rotation
8.8Very Good
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8
uxcelluxcell 6mm to 8mm Bore Rigid Coupling Set Screw L22XD14 Stainless Steel,Shaft Coupler Connector,Motor Accessories,2pcs
Main highlights- Widely used in blowers,3D printer,DIY robots,CNC machine,stepper motors,etc. Similar to rigid clamp couplings, shaft couplers are used to hold bearings and sprockets tightly on the shaft, and are used in motor and gearbox assemblies.
- Top tight type rigid coupling with 2/4 screws to hold the shaft tightly; high torque with rigidity, low inertia and excellent sensitivity.
- Single piece set screw clamp design makes it easy to set up the items on the shaft and control the holding capacity of the coupling.
- NOTE: The rigid type basically does not allow eccentricity, and it must be fully adjusted during use.
- Connection Diameter: 6mm to 8mm, Total Length: 22mm /0.87 inch, Outside Diameter : 14mm/ 0.55 inch
8.5Good
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9
SaiporSaiper 5pcs Flexible Couplings 6mm to 8mm Aluminum Alloy Joint Connector Compatible with NEMA 17 Stepper Motors, RepRap 3D Printer or CNC Machine, 3D Printer Accessories
Main highlights- Stable Operation: Flexibility of this couple removes stress between motor and driving component
- Size: 5pcs Flexible Couplings with 6 mm to 8 mm (0.24 to 0.31 inch). Dimensions: 25 mm x 19 mm(H x Dia.)
- Material: Made of premium Aluminum Alloy with Oxidation treatment. High durability and stability
- Easy to Use: Flexible Couplings with simple structure which provides cushioning and shock absorption. Easy to disassemble and install
- 3D Printer Parts: Useful in RepRap 3D Printers and small CNC machines, compatible with NEMA 17 stepper motors (Shaft Usage : 6 mm to 8 mm)
8.2Good
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10
SinobluSinoblu Stepper Motor Flexible Shaft Coupling 6mm to 8mm Bore Diameter 25mm Length 35mm Flexible Coupler Joint for DIY Servo CNC Motor and Drill Press
Main highlights- Wide Range of Usage: Flexible Disc Couplings is Suitable to Offset Axial, Radial and Angular Displacements and Dampen Vibrations and Torque Shocks for 3D Printer DIY Encoder CNC Router Machine Servo Stepped Motor and Engraving Drilling Milling Machine
- Vibration-damping: Flexible Spider Couplings Offset Angular, Radial and Axial Shaft Displacement Within Defined Ranges. The Elastomer Dampens Shock and Torsional Vibrations in The Drive Train
- Super Torque: Can Absorb Vibration, Appropriate a Large Torque Transmission.High Hardness,Durable,and Excellent Response,Not Easy to Loosen
- Size：Diameter 25mm Length 35mm/Diameter 0.98inch Length 1.38inch. Bore 6-8mm/0.24-0.31inch. Type: Plum shaped
- Material: Using Aviation Aluminum with corrosion resistance High Hardness, High Precision, Anodized Surface Treatment, Strong and Durable. Spider Material (Elastomer) Uses T-PUR, Longer Service Life
8.1Good
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