Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

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 MJCC25-12-A is a zero-backlash curved jaw coupling hub in the MJC25 coupling size, made of metric aluminum with a 25.4 mm outside diameter. This hub is designed for precision motion control…

SKU 3G-OTH-134138

Also listed as: MJCC2512A · MJCC25 12 A

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Coupling Hub
Category
Zero-Backlash Curved Jaw Coupling Hubs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
MJCC25-12-A
Type
Metric, Aluminum
Outside Dia
25.4 mm

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The RULAND MANUFACTURING MJCC25-12-A is a zero-backlash curved jaw coupling hub in the MJC25 coupling size, made of metric aluminum with a 25.4 mm outside diameter. This hub is designed for precision motion control applications requiring accurate torque transmission and misalignment accommodation.

Frequently Asked Questions

What is a RULAND MANUFACTURING MJCC25-12-A jaw coupling hub used for?

The RULAND MANUFACTURING MJCC25-12-A 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. Common in packaging, robotics, and CNC machinery, this aluminum metric hub pairs with a matching spider insert for reliable power transmission.

What are the specifications of the RULAND MANUFACTURING MJCC25-12-A?

The MJCC25-12-A is a metric aluminum jaw coupling hub with a 25.4 mm outside diameter, designed for MJC25 coupling size. It is manufactured by RULAND MANUFACTURING and features zero-backlash curved jaw design for precision applications. The part number is MJCC25-12-A, and it is intended for use with a compatible spider insert.

Where to buy RULAND MANUFACTURING MJCC25-12-A worldwide?

You can source the RULAND MANUFACTURING MJCC25-12-A jaw coupling hub worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine RULAND MANUFACTURING components for motion-control applications.

How to select the correct RULAND MANUFACTURING jaw coupling hub?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the hub bore size to your shaft diameter and confirm the coupling size (e.g., MJC25) aligns with torque and misalignment requirements. The MJCC25-12-A has a 25.4 mm outside diameter and is metric. Always verify the spider insert durometer for your application's load and environment.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size series. It is made of metric aluminum with a 25.4 mm outside diameter. Used in motion-control systems to connect shafts in applications such as packaging, robotics, and machine tools
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size series. It is made of metric aluminum with a 25.4 mm outside diameter. Used in motion-control systems to connect shafts in applications such as packaging, robotics, and machine tools
Metric aluminum hub with 25.4 mm outside diameter. Designed for zero-backlash curved jaw couplings to connect rotating shafts while dampening vibration and accommodating minor misalignment. Suitable for motion control, packaging, and automation equipment requiring precise torque transmission
RULAND MANUFACTURING
Metric aluminum hub with 25.4 mm outside diameter. Designed for zero-backlash curved jaw couplings to connect rotating shafts while dampening vibration and accommodating minor misalignment. Suitable for motion control, packaging, and automation equipment requiring precise torque transmission
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 25.4 mm outside diameter. It is used in motion control and power transmission systems to connect rotating shafts, accommodating misalignment and dampening vibration. The aluminum construction provides low inertia for high-speed precision applications
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 25.4 mm outside diameter. It is used in motion control and power transmission systems to connect rotating shafts, accommodating misalignment and dampening vibration. The aluminum construction provides low inertia for high-speed precision applications
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size, with a 25.4 mm outside diameter. Made of metric aluminum, it is designed for precision motion control applications requiring accurate torque transmission and accommodation of minor misalignment. Suitable for use with servo motors, encoders, and positioning systems in industrial automation and packaging
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size, with a 25.4 mm outside diameter. Made of metric aluminum, it is designed for precision motion control applications requiring accurate torque transmission and accommodation of minor misalignment. Suitable for use with servo motors, encoders, and positioning systems in industrial automation and packaging
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 57.2 mm outside diameter. It is designed for use in motion-control systems requiring accurate torque transmission and misalignment compensation, such as servo motors, encoders, and precision positioning equipment
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 57.2 mm outside diameter. It is designed for use in motion-control systems requiring accurate torque transmission and misalignment compensation, such as servo motors, encoders, and precision positioning equipment
Metric aluminum zero-backlash curved jaw coupling hub with 57.2 mm outside diameter. Designed for motion control applications requiring precise torque transmission and accommodation of minor shaft misalignment. Commonly used in packaging, robotics, and conveyor systems
RULAND MANUFACTURING
Metric aluminum zero-backlash curved jaw coupling hub with 57.2 mm outside diameter. Designed for motion control applications requiring precise torque transmission and accommodation of minor shaft misalignment. Commonly used in packaging, robotics, and conveyor systems

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts
This zero-backlash curved jaw coupling hub is part of the JC36 coupling size series, with a 2 1/4 in outside diameter. Constructed from aluminum, it is designed for inch-dimensioned shafts. Used in power transmission applications such as pumps, gearboxes, and conveyors, it accommodates minor misalignment while providing precise motion control
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is part of the JC36 coupling size series, with a 2 1/4 in outside diameter. Constructed from aluminum, it is designed for inch-dimensioned shafts. Used in power transmission applications such as pumps, gearboxes, and conveyors, it accommodates minor misalignment while providing precise motion control
This zero-backlash curved jaw coupling hub is made of aluminum with a 1 5/8 in outside diameter. It is designed for use in motion control and power transmission applications where precise torque transmission and vibration damping are required. The hub accommodates minor shaft misalignment and is used with matching spider inserts
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 1 5/8 in outside diameter. It is designed for use in motion control and power transmission applications where precise torque transmission and vibration damping are required. The hub accommodates minor shaft misalignment and is used with matching spider inserts
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 57.2 mm outside diameter. It is designed for use in motion-control systems to connect shafts while accommodating misalignment and transmitting torque smoothly
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 57.2 mm outside diameter. It is designed for use in motion-control systems to connect shafts while accommodating misalignment and transmitting torque smoothly
Inch-dimensioned aluminum hub for zero-backlash curved jaw couplings. Outside diameter 3 1/8 in, JC50 coupling size. Used in power transmission systems to connect rotating shafts while compensating for minor misalignment and damping vibration
RULAND MANUFACTURING
Inch-dimensioned aluminum hub for zero-backlash curved jaw couplings. Outside diameter 3 1/8 in, JC50 coupling size. Used in power transmission systems to connect rotating shafts while compensating for minor misalignment and damping vibration
This inch-sized aluminum curved jaw coupling hub is part of the JS32 coupling series with a 2 in outside diameter. Designed for zero-backlash torque transmission, it connects shafts in motion-control systems such as servo motors and encoders. The curved jaw profile dampens vibration and accommodates minor misalignment in industrial machinery
RULAND MANUFACTURING
This inch-sized aluminum curved jaw coupling hub is part of the JS32 coupling series with a 2 in outside diameter. Designed for zero-backlash torque transmission, it connects shafts in motion-control systems such as servo motors and encoders. The curved jaw profile dampens vibration and accommodates minor misalignment in industrial machinery
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size series. It is made of metric aluminum with a 25.4 mm outside diameter. Designed for motion control applications, it transmits torque without backlash while accommodating misalignment between connected shafts
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is part of the MJC25 coupling size series. It is made of metric aluminum with a 25.4 mm outside diameter. Designed for motion control applications, it transmits torque without backlash while accommodating misalignment between connected shafts
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is made of metric aluminum with a 41.3 mm outside diameter. It is designed for the MJS41 coupling size and connects two shafts in motion-control systems, compensating for minor misalignment while transmitting torque. Commonly used in servo motors, encoders, and precision industrial machinery where accurate positioning and vibration damping are required
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is made of metric aluminum with a 41.3 mm outside diameter. It is designed for the MJS41 coupling size and connects two shafts in motion-control systems, compensating for minor misalignment while transmitting torque. Commonly used in servo motors, encoders, and precision industrial machinery where accurate positioning and vibration damping are required
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 41.3 mm outside diameter. It is used in motion control and power transmission systems to connect shafts while accommodating minor misalignment and damping vibration. Common applications include packaging, printing, and conveyor equipment
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of metric aluminum with a 41.3 mm outside diameter. It is used in motion control and power transmission systems to connect shafts while accommodating minor misalignment and damping vibration. Common applications include packaging, printing, and conveyor equipment