RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJC51 Coupling Size, 50.8 mm Outside Dia, Metric

The RULAND MANUFACTURING MJC51-25-A is a zero-backlash curved jaw coupling hub in the MJC51 coupling size, made of metric aluminum with a 50.8 mm outside diameter. This hub is designed for precision motion control…

SKU 3G-OTH-134159

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: MJC51 Coupling Size, 50.8 mm Outside Dia, Metric

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJC51-25-A 

Type

Metric, Aluminum 

Outside Dia

50.8 mm 

View Full Spec Sheet

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is a RULAND MANUFACTURING MJC51-25-A jaw coupling hub used for?

The RULAND MANUFACTURING MJC51-25-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control systems. It is commonly applied in servo motors, encoders, and precision positioning equipment where accurate torque transmission and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING MJC51-25-A coupling hub?

The MJC51-25-A is a metric, aluminum jaw coupling hub with a 50.8 mm outside diameter. It is part of the MJC51 coupling size series from RULAND MANUFACTURING. This hub is designed for zero-backlash curved jaw couplings, ensuring precise torque transfer in industrial applications.

Where to buy RULAND MANUFACTURING MJC51-25-A coupling hubs worldwide?

You can source the RULAND MANUFACTURING MJC51-25-A coupling hub worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct RULAND MANUFACTURING jaw coupling hub size?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the outside diameter and bore size to your shaft dimensions. The MJC51-25-A has a 50.8 mm outside diameter and is made of aluminum. Ensure the coupling size (MJC51) aligns with your torque and misalignment requirements per the manufacturer's guidelines.

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 zero-backlash curved jaw coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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