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4mm to 6mm Shaft Coupling 25mm Length 18mm Diameter Stepper Motor Coupler Aluminum Alloy Joint Connector for 3D Printer CNC Machine DIY Encoder(Pack of 2)

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$7.99

$ 3 .99 $3.99

In Stock
  • Shaft Usage: 4mm to 6mm / 0.16 to 0.24 inch
  • Material: Aluminum alloy; Size: 25x18mm/ 0.98x0.71 inch( L*D)
  • Feature: Set screws (Coiling Clamping); Main Color: Silver tone
  • Flexibility of coupling shaft removes stress between the motor and driving components.
  • The shaft couplers are widely applied to small CNC machines encoding and 3D printers Z shaft coupling, simplifies the debugging difficulty.


Description:
4mm to 6mm shaft usage diameter, 25mm length, 18mm diameter, set screw type, beam coupling.
Zero backlash. One-piece metallic spring coupling. For little torque shaft connect.
Absorption of parallel, angular misalignments and shaft end-play by spring action.
Widely used in drive systems for encoders, instrumentation,lead screws, small pumps, feed rollers and anywhere light to medium duty, torsionally flexible coupling is required.

Specification:
Feature: Set screw (coiling clamping)
Size: 25x18mm/ 0.98x0.71inch( L*D)
Material: Aluminum alloy
Main Color: Silver tone
Weight: 30g

Package Content:
2 x Shaft coupling


Jeffrey A. Bull
2025-08-13 17:18:46
this item was used with my meade 8" SCT for allowing a drive motor to run the altitude part of my telescope for photographic work. It connected the needed parts to do their function and control the telescopes ability to track the stars or other celestial objects I was photographing.
Reamo
2025-01-12 10:49:12
These worked fine. If you know you will have any shaft misalignment this type of coupling is a must. Parts came clean and undamaged, good response time. Would be nice if they are just a little lower cost. Otherwise I'm satisfied.
Tom
2024-12-28 16:45:49
meets my expectations. thanks
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