RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJC57 Coupling Size, 57.2 mm Outside Dia, Metric

SKU 3G-OTH-134291

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: MJC57 Coupling Size, 57.2 mm Outside Dia, Metric

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJC57-20-A 

Type

Metric, Aluminum 

Outside Dia

57.2 mm 

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Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING MJC57-20-A is a zero-backlash curved jaw coupling hub in the MJC57 coupling size, made of metric aluminum with a 57.2 mm outside diameter. This hub is designed for use in motion control and power transmission applications requiring precise torque transfer and misalignment accommodation.

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 a RULAND MANUFACTURING MJC57-20-A jaw coupling hub used for?

The RULAND MANUFACTURING MJC57-20-A is a zero-backlash curved jaw coupling hub used to connect two rotating shafts while damping vibration and accommodating minor misalignment. It is commonly applied in motion control, packaging, and automation equipment where precise torque transmission is required.

What are the specifications of the RULAND MANUFACTURING MJC57-20-A?

The MJC57-20-A is a metric, aluminum jaw coupling hub with a 57.2 mm outside diameter. It is part of the MJC57 coupling size series from RULAND MANUFACTURING. The manufacturer part number is MJC57-20-A, and it is designed for zero-backlash curved jaw coupling applications.

Where to buy RULAND MANUFACTURING MJC57-20-A worldwide?

You can source the RULAND MANUFACTURING MJC57-20-A jaw coupling hub through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this metric aluminum coupling hub.

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 MJC57-20-A has a 57.2 mm outside diameter and is designed for metric shafts. Ensure the hub material—aluminum in this case—suits your torque and environmental requirements.

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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