RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

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

The RULAND MANUFACTURING MJC51-15-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-134157

Brand

RULAND MANUFACTURING

Item

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

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJC51-15-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 MJC51-15-A jaw coupling hub used for?

The RULAND MANUFACTURING MJC51-15-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control applications. It accommodates misalignment while transmitting torque smoothly, commonly found in packaging, robotics, and conveyor systems where precision and reliability are critical.

What are the specifications of the RULAND MANUFACTURING MJC51-15-A?

The MJC51-15-A is a jaw coupling hub with a 50.8 mm outside diameter, sized for MJC51 couplings. It is made of aluminum and is part of RULAND MANUFACTURING's zero-backlash curved jaw hub line. The manufacturer part number is MJC51-15-A, and it uses metric dimensions.

Where to buy the RULAND MANUFACTURING MJC51-15-A worldwide?

3G Electric supplies the RULAND MANUFACTURING MJC51-15-A jaw coupling hub worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this RULAND MANUFACTURING component to any country.

How to select the correct RULAND MANUFACTURING jaw coupling hub?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the hub bore size to your shaft diameter and confirm the coupling size (e.g., MJC51) fits your torque and misalignment needs. Verify the outside diameter (50.8 mm for MJC51) and material (aluminum) suit your environment. Consult RULAND MANUFACTURING's catalog for load ratings.

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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