Jaw Coupling Hub, 3/8in., Aluminum MPN:JS21-6-A
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Free Shipping
In Stock
SKU
510-G8296617
Jaw Coupling Hub, 3/8in., Aluminum
This RULAND Jaw Coupling Hub is a versatile and reliable component for various applications. With its aluminum construction and curved jaw profile, it provides a secure and efficient connection between shafts. Suitable for use in high-speed applications up to 8,000 RPM, this hub is ideal for demanding industrial environments. Its fail-safe design ensures secure operation even in the event of a failure. The hub's compact size and lightweight design make it perfect for use in robotics, automation, and other precision machinery applications where space and weight are critical factors. Its durability and performance make it a valuable addition to any system.
Top product features:
- Curved jaw profile for secure engagement with mating components
- Round bore for smooth shaft insertion and reduced wear
- Set screw shaft locking for secure and easy installation
Top product applications:
- Power transmission applications where high-speed shaft alignment is required
- Machine tool applications where a compact jaw coupling is necessary
- High-speed machinery applications where a fail-safe jaw coupling is required
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 3/8 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 January 27, 2026 5:48pm UTC
Category: Bearings, V-belts and Power Transmission Equipment