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RULAND MANUFACTURING Zero-Backlash Curved Jaw Coupling Hub - Zero-Backlash Curved Jaw Coupling Hubs
RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Zero-Backlash Curved Jaw Coupling Hub

The RULAND MANUFACTURING MJC70 is a zero-backlash curved jaw coupling hub, sized MJC70 with a 69.9 mm outside diameter. This metric aluminum hub is identified by manufacturer part number MJCC70-30-A.

SKU 3G-OTH-134298

Also listed as: MJCC7030A · MJCC70 30 A

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Coupling Hub
Category
Zero-Backlash Curved Jaw Coupling Hubs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MJCC70-30-A
Type
Metric, Aluminum
Outside Dia
69.9 mm

Technical Documents

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RULAND MANUFACTURING Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING MJC70 is a zero-backlash curved jaw coupling hub, sized MJC70 with a 69.9 mm outside diameter. This metric aluminum hub is identified by manufacturer part number MJCC70-30-A.

Frequently Asked Questions

What is the RULAND MANUFACTURING MJC70 jaw coupling hub used for?

The RULAND MANUFACTURING MJC70 is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control systems, such as servo motors and encoders. It accommodates misalignment while transmitting torque smoothly in industrial automation, packaging, and robotics applications.

What are the specifications of the RULAND MANUFACTURING MJC70 coupling hub?

The RULAND MANUFACTURING MJC70 is a metric aluminum zero-backlash curved jaw coupling hub with a 69.9 mm outside diameter. It is sized MJC70 and carries manufacturer part number MJCC70-30-A. This hub is designed for use with matching spider inserts to form a complete jaw coupling.

Where to buy the RULAND MANUFACTURING MJC70 coupling hub worldwide?

3G Electric supplies the RULAND MANUFACTURING MJC70 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 hub.

How to select the correct RULAND MANUFACTURING jaw coupling hub for my application?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the hub bore size to your shaft diameter and confirm the outside diameter (69.9 mm for MJC70) fits your space. Ensure the hub material (aluminum) meets your torque and environmental needs. Consult the manufacturer's catalog for compatible spider inserts.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This zero-backlash curved jaw coupling hub is made of aluminum with a 69.9 mm outside diameter. It is designed for metric applications and is used to connect shafts in motion-control systems requiring precise torque transmission and misalignment compensation
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 69.9 mm outside diameter. It is designed for metric applications and is used to connect shafts in motion-control systems requiring precise torque transmission and misalignment compensation
Metric aluminum hub for zero-backlash curved jaw couplings. Outside diameter 69.9 mm. Suitable for motion control applications requiring precise torque transmission and vibration damping, such as servo motors and linear actuators
RULAND MANUFACTURING
Metric aluminum hub for zero-backlash curved jaw couplings. Outside diameter 69.9 mm. Suitable for motion control applications requiring precise torque transmission and vibration damping, such as servo motors and linear actuators
This zero-backlash curved jaw coupling hub is made of aluminum with a 79.4 mm outside diameter. It is designed for metric systems and is used in power transmission and motion control applications to connect shafts while damping vibration and accommodating misalignment
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 79.4 mm outside diameter. It is designed for metric systems and is used in power transmission and motion control applications to connect shafts while damping vibration and accommodating misalignment
Zero-backlash curved jaw coupling hub made of aluminum with a 79.4 mm outside diameter. Metric dimensions. Used to connect two shafts in motion-control systems, compensating for misalignment while transmitting torque
RULAND MANUFACTURING
Zero-backlash curved jaw coupling hub made of aluminum with a 79.4 mm outside diameter. Metric dimensions. Used to connect two shafts in motion-control systems, compensating for misalignment while transmitting torque
Aluminum zero-backlash curved jaw coupling hub for metric systems. Outside diameter 69.9 mm, MJC70 coupling size. Used in motion control applications requiring precise torque transmission, connecting shafts while accommodating minor misalignment
RULAND MANUFACTURING
Aluminum zero-backlash curved jaw coupling hub for metric systems. Outside diameter 69.9 mm, MJC70 coupling size. Used in motion control applications requiring precise torque transmission, connecting shafts while accommodating minor misalignment
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is designed for industrial power transmission applications requiring precise torque transfer and vibration damping. The hub is made of aluminum with a 69.9 mm outside diameter and metric dimensions, suitable for use in motion control, packaging, and conveyor systems
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is designed for industrial power transmission applications requiring precise torque transfer and vibration damping. The hub is made of aluminum with a 69.9 mm outside diameter and metric dimensions, suitable for use in motion control, packaging, and conveyor systems

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This inch-series aluminum hub is part of the JC32 coupling family, featuring a curved jaw design for zero-backlash torque transmission. With a 2-inch outside diameter, it is used in power transmission applications to connect shafts while accommodating minor misalignment and damping vibration
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This zero-backlash curved jaw coupling hub is made of aluminum with a 41.3 mm outside diameter. It is designed for metric applications and fits the MJS41 coupling size. Used in motion-control systems to connect two shafts while compensating for minor misalignment and transmitting torque
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RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 41.3 mm outside diameter. It is designed for use in motion-control systems to connect two shafts, compensating for minor misalignment while transmitting torque. Commonly applied in servo motors, encoders, and precision machinery
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This zero-backlash curved jaw coupling hub is part of the JC32 coupling size series, with a 2-inch outside diameter. Made from aluminum, it is designed for inch-dimension shafts in motion-control applications requiring accurate torque transmission and accommodation of minor misalignment
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