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RULAND MANUFACTURING Set Screw Oldham Coupling Hub for Keyed Shafts, OSC21-8-A - Set Screw Oldham Coupling Hubs for Keyed Shafts
RULAND MANUFACTURINGSet Screw Oldham Coupling Hubs for Keyed Shafts

RULAND MANUFACTURING Set Screw Oldham Coupling Hub for Keyed Shafts, OSC21-8-A

The RULAND MANUFACTURING OSC21-8-A is a set screw Oldham coupling hub for keyed shafts, designed for motion control applications. It accommodates 0.5° angular misalignment and 0.006 in axial motion. This hub is part…

SKU 3G-OTH-151061

Also listed as: OSC218A · OSC21 8 A

Brand
RULAND MANUFACTURING
Item
Set Screw Oldham Coupling Hub for Keyed Shafts, OSC21-8-A
Part Number
OSC21-8-A
Category
Set Screw Oldham Coupling Hubs for Keyed Shafts
Available to Order
Also known as:OSC21-8-ARULAND MANUFACTURING
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Local office
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Phone
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
OSC21-8-A
Axial Motion
0.006 in

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RULAND MANUFACTURING Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING OSC21-8-A is a set screw Oldham coupling hub for keyed shafts, designed for motion control applications. It accommodates 0.5° angular misalignment and 0.006 in axial motion. This hub is part of the OSC21 series from RULAND MANUFACTURING.

Frequently Asked Questions

What is the RULAND MANUFACTURING OSC21-8-A coupling hub used for?

The RULAND MANUFACTURING OSC21-8-A is a set screw Oldham coupling hub for keyed shafts, used in motion control applications. It accommodates 0.5° angular misalignment and 0.006 in axial motion, making it suitable for precision positioning systems, encoders, and servo drives.

What are the specifications of the RULAND MANUFACTURING OSC21-8-A?

The RULAND MANUFACTURING OSC21-8-A is a set screw Oldham coupling hub from the OSC21 series. It handles 0.5° angular misalignment and 0.006 in axial motion. The manufacturer part number is OSC21-8-A, and it is designed for keyed shafts in motion control systems.

Where to buy the RULAND MANUFACTURING OSC21-8-A worldwide?

You can source the RULAND MANUFACTURING OSC21-8-A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this motion control coupling hub.

How to select the correct RULAND MANUFACTURING Oldham coupling hub?

To select the correct RULAND MANUFACTURING Oldham coupling hub, match the shaft diameter and keyway size to your application. Consider the required misalignment capacity—the OSC21-8-A handles 0.5° angular and 0.006 in axial motion. Verify bore size and torque ratings from the manufacturer's catalog.

Used in

Common applications for RULAND MANUFACTURING
Automation and robotics — Ruland PCMR22-8-6-A beam couplings for precise motion control with misalignment compensation.
Packaging machinery — Ruland JC12-4-A jaw coupling hubs for zero-backlash torque transmission in indexing systems.
CNC spindles — Ruland SPB-16-SS balanced shaft collars for high-speed rotating assemblies.
Medical equipment — Ruland MRSC25-10-5-A slit couplings for compact, precise shaft connections.
Conveyor systems — Ruland MCL-25-FZ steel shaft collars for secure positioning of components.
Servo motor applications — Ruland BCK50-24-16-A bellows couplings for high-speed, zero-backlash connections.
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RULAND MANUFACTURING Products

3G Electric supplies RULAND MANUFACTURING set screw oldham coupling hubs for keyed shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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