RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: JC50 Coupling Size, 3 1/8 in Outside Dia, Inch

The RULAND MANUFACTURING Jaw Coupling Hub is a zero-backlash curved jaw coupling hub in size JC50. It has a 3 1/8 in outside diameter, is made of aluminum, and is an inch-series component (MPN JC50-20-A).

SKU 3G-OTH-134392

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: JC50 Coupling Size, 3 1/8 in Outside Dia, Inch

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

JC50-20-A 

Type

Inch, Aluminum 

Outside Dia

3 1/8 in 

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Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the RULAND MANUFACTURING JC50-20-A jaw coupling hub used for?

The RULAND MANUFACTURING JC50-20-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control and power-transmission applications. It is commonly found in packaging, printing, and automation equipment where precise torque transmission and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING JC50-20-A jaw coupling hub?

The RULAND MANUFACTURING JC50-20-A is a zero-backlash curved jaw coupling hub in size JC50. It has a 3 1/8 in outside diameter, is made of aluminum, and is an inch-series component. The manufacturer part number is JC50-20-A.

Where to buy the RULAND MANUFACTURING JC50-20-A jaw coupling hub worldwide?

You can source the RULAND MANUFACTURING JC50-20-A jaw 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 coupling size (e.g., JC50) to your shaft diameters and torque requirements. Ensure the outside diameter (3 1/8 in for JC50) fits your application space. RULAND MANUFACTURING hubs are zero-backlash and suit precision motion control.

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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