RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric

SKU 3G-OTH-134181

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: MJS57 Coupling Size, 57.2 mm Outside Dia, Metric

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJS57-25-A 

Type

Metric, Aluminum 

Outside Dia

57.2 mm 

View Full Spec Sheet

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING MJS57-25-A is a zero-backlash curved jaw coupling hub in the MJS57 coupling size, made of metric aluminum with a 57.2 mm outside diameter. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.

Frequently Asked Questions

What is a RULAND MANUFACTURING MJS57-25-A jaw coupling hub used for?

The RULAND MANUFACTURING MJS57-25-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control systems, compensating for minor misalignment. It is common in packaging, robotics, and conveyor applications where precise torque transmission and damping of vibration are required.

What are the specifications of the RULAND MANUFACTURING MJS57-25-A?

The MJS57-25-A is a jaw coupling hub from RULAND MANUFACTURING, size MJS57, with a 57.2 mm outside diameter. It is made of aluminum and designed for metric shafts. The manufacturer part number is MJS57-25-A, and it is a zero-backlash curved jaw coupling hub for motion-control applications.

Where to buy RULAND MANUFACTURING MJS57-25-A worldwide?

3G Electric supplies the RULAND MANUFACTURING MJS57-25-A jaw 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 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 (57.2 mm for MJS57) and bore size to your shaft dimensions. Ensure the hub material (aluminum) suits your torque and environmental needs. For zero-backlash applications, verify the coupling size aligns with your system's misalignment tolerance.

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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