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 MOCC25-8-A) is a clamp-on Oldham coupling hub for keyed shafts, designed for 0.5° angular misalignment and 0.1 mm axial motion. This MOCC25 series hub is…

SKU 3G-OTH-141108

Also listed as: MOCC258A · MOCC25 8 A

Brand

RULAND MANUFACTURING

Item

Motion Control Coupling Hub: 0.5° Angular Misalignment

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MOCC25-8-A 

Axial Motion

0.1 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 MOCC25-8-A coupling hub used for?

The RULAND MANUFACTURING MOCC25-8-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 0.1 mm axial motion, protecting connected equipment from misalignment-induced wear.

What are the specifications of the RULAND MANUFACTURING MOCC25-8-A?

The RULAND MANUFACTURING MOCC25-8-A is a clamp-on Oldham coupling hub from the MOCC25 series. It accommodates 0.5° angular misalignment and 0.1 mm axial motion. The manufacturer part number is MOCC25-8-A, and it is designed for keyed shafts in motion control systems.

Where to buy the RULAND MANUFACTURING MOCC25-8-A worldwide?

3G Electric supplies the RULAND MANUFACTURING MOCC25-8-A coupling hub worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

To install the RULAND MANUFACTURING MOCC25-8-A, clean the keyed shaft and hub bore, align the hub with the shaft keyway, and tighten the clamp screws evenly to the manufacturer's recommended torque. Ensure the mating hub and center disc allow for the specified 0.5° angular misalignment and 0.1 mm axial motion.

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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