RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Jaw Coupling Hub: MJS41 Coupling Size, 41.3 mm Outside Dia, Metric

The RULAND MANUFACTURING MJS41-12-A is a zero-backlash curved jaw coupling hub in the MJS41 coupling size, made of metric aluminum with a 41.3 mm outside diameter. This component is designed for motion control…

SKU 3G-OTH-134225

Also listed as: MJS4112A · MJS41 12 A

Brand

RULAND MANUFACTURING

Item

Jaw Coupling Hub: MJS41 Coupling Size, 41.3 mm Outside Dia, Metric

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MJS41-12-A 

Type

Metric, Aluminum 

Outside Dia

41.3 mm 

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 MJS41-12-A jaw coupling hub used for?

The Ruland Manufacturing MJS41-12-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 equipment where precision torque transmission is required without backlash.

What are the specifications of the Ruland MJS41-12-A coupling hub?

The Ruland MJS41-12-A is a metric aluminum jaw coupling hub with a 41.3 mm outside diameter. It is part of the MJS41 coupling size series and is designed for zero-backlash curved jaw applications. The manufacturer part number is MJS41-12-A.

Where to buy Ruland MJS41-12-A coupling hubs worldwide?

You can source the Ruland MJS41-12-A 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.

How to select the correct Ruland jaw coupling hub for an application?

To select the correct Ruland jaw coupling hub, match the outside diameter (41.3 mm for MJS41) and bore size to your shaft dimensions. Consider torque requirements and misalignment tolerance. Ruland offers aluminum hubs for low-inertia applications; verify the hub type matches your spider insert.

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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