Jaw Coupling Hub, 1/2in., Aluminum MPN:JS21-8-A
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Free Shipping
In Stock
SKU
510-G8061934
Jaw Coupling Hub, 1/2in., Aluminum
The RULAND Jaw Coupling Hub is a versatile and reliable component for power transmission applications. Its aluminum construction provides a lightweight and corrosion-resistant solution for connecting shafts in a variety of industries, including aerospace, robotics, and machinery manufacturing. With a maximum speed of 8,000 RPM, this hub is suitable for high-speed applications. The curved jaw profile ensures secure and precise alignment, while the set screw shaft locking type provides added security. Ideal for use in applications where precise alignment and high-speed operation are critical, the RULAND Jaw Coupling Hub is a reliable choice for engineers and manufacturers.
Top product features:
- Curved jaw profile for secure engagement with mating components
- Set screw shaft locking for easy and secure installation
- Round bore for smooth and precise shaft alignment
Top product applications:
- Pneumatic conveyor systems
- Power transmission systems
- Machine tool applications
Jaw Coupling Hub, Coupling Size JS21, Outside Diameter 1 5/16 in, Coupling Overall Length 1 3/4 in, System of Measurement Inch, Hub Material Aluminum, Maximum Speed 8,000 RPM, Keyway Depth Not Applicable, Keyway Width Not Applicable, Bore Diameter 1/2 in, Shaft Locking Type Set Screw, Bore Type Round Bore, Jaw Profile Curved, Screw Thread Size M4, Bore Tolerance +0.002/-0.000 in, Fail Safe Yes, Shaft Tolerance +0.0000/-0.0005 in, Full Bearing Support Required Yes, Hub Diameter 1 5/16 in
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 6.00
- Package Width: 4.00
- Package Height: 1.40
- Package Weight: 0.08
Product info last updated on March 27, 2026 11:20am UTC
Category: Bearings, V-belts and Power Transmission Equipment