RULAND MANUFACTURINGClamp-On Oldham Coupling Hubs for Keyed Shafts

RULAND MANUFACTURING Motion Control Coupling Hub: 0.5° Angular Misalignment

The RULAND MANUFACTURING Motion Control Coupling Hub (MPN MOCC57-20-A) is a clamp-on Oldham coupling hub for keyed shafts, designed for 0.5° angular misalignment and 0.2 mm axial motion. This hub is part of the…

SKU 3G-OTH-141076

Also listed as: MOCC5720A · MOCC57 20 A

Brand

RULAND MANUFACTURING

Item

Motion Control Coupling Hub: 0.5° Angular Misalignment

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MOCC57-20-A 

Axial Motion

0.2 mm 

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the RULAND MANUFACTURING MOCC57-20-A coupling hub used for?

The RULAND MANUFACTURING MOCC57-20-A is a clamp-on Oldham coupling hub for keyed shafts. It is used in motion control applications to transmit torque while accommodating 0.5° angular misalignment and 0.2 mm axial motion, protecting connected equipment from misalignment-induced wear.

What are the specifications of the RULAND MANUFACTURING MOCC57-20-A?

The RULAND MANUFACTURING MOCC57-20-A is a clamp-on Oldham coupling hub for keyed shafts, part of the MOCC57 series. It handles 0.5° angular misalignment and 0.2 mm axial motion. The manufacturer part number is MOCC57-20-A. RULAND MANUFACTURING designs these hubs for precision motion control systems.

Where to buy the RULAND MANUFACTURING MOCC57-20-A worldwide?

You can source the RULAND MANUFACTURING MOCC57-20-A coupling hub worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.

How to install a RULAND MANUFACTURING clamp-on Oldham coupling hub?

To install the RULAND MANUFACTURING MOCC57-20-A, align the keyed shaft with the hub bore, then tighten the clamp screw evenly to the manufacturer's recommended torque. Ensure the mating hub and center disc are correctly positioned to allow 0.5° angular misalignment and 0.2 mm axial motion without binding.

Used in

Common applications for RULAND MANUFACTURING

Automated packaging machinery — Ruland beam couplings (e.g., PSR20-8-5-A) for connecting servo motors to conveyor drive shafts.

CNC machine tools — Ruland rigid couplings (e.g., CLX-4-4-A) for precise alignment of ball screw assemblies.

Robotic arm joints — Ruland Oldham coupling hubs (e.g., OSC16-6-A) for accommodating axial motion in end-effector drives.

Pump and compressor systems — Ruland stainless steel shaft collars (e.g., CL-3-ST) for securing impeller shafts.

Printing press rollers — Ruland clamp-on beam couplings (e.g., PCR18-8-8-A) for synchronizing roller rotation with minimal backlash.

Material handling conveyors — Ruland set screw couplings (e.g., PSMR29-7-7-A) for linking gearboxes to drive rollers.

RULAND MANUFACTURING Products

3G Electric supplies RULAND MANUFACTURING clamp-on 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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