Coupling Hub, Oldham Set Screw, 3/8in. MPN:OST21-6-A
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Free Shipping
In Stock
SKU
510-G7869985
Coupling Hub, Oldham Set Screw, 3/8in.
The RULAND Coupling Hub is a precision-engineered solution for motion control applications, featuring a unique Oldham set screw design that allows for angular misalignment of up to 0.5 degrees and axial motion of 0.006 inches. With a bore diameter of 3/8 inches and a maximum speed of 4,500 RPM, this coupling hub is ideal for use in high-speed applications such as robotics, CNC machines, and precision machinery. Its aluminum construction provides durability and resistance to corrosion, making it a reliable choice for a variety of industries, including aerospace, medical, and automotive.
Top product features:
- Angular misalignment up to 0.5 degrees
- Axial motion of 0.006 inches
- Set screw shaft locking mechanism
Top product applications:
- Machine tool applications that require high-speed operation and precise angular misalignment
- Power transmission systems where high-precision coupling is required
- High-speed motor applications, such as in aerospace or medical equipment
Motion Control Coupling Hub, Angular Misalignment 0.5 Degrees , Axial Motion 0.006 in, Coupling Size OST21, Outside Diameter 1.313 in, Over-Standard Parallel Misalignment 0.131 in, Parallel Misalignment 0.008 in, Coupling Overall Length 1.875 in, Hub Material Aluminum, Length through Bore 0.59 in, System of Measurement Inch, Bore Diameter 3/8 in, Maximum Speed 4,500 RPM, Bore Type Round, Shaft Locking Type Set Screw, Keyway Depth Not Applicable, Keyway Width Not Applicable
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 10 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 6.00
- Package Width: 4.00
- Package Height: 1.40
- Package Weight: 0.13
Product info last updated on March 26, 2026 10:40pm UTC
Category: Bearings, V-belts and Power Transmission Equipment