EXW Singapore — collect or forward from our Singapore office.

3G Electric
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 MJC51-12-A is a zero-backlash curved jaw coupling hub in the MJC51 coupling size, made of metric aluminum with a 50.8 mm outside diameter. 3G Electric interprets customer demand and delivers…

SKU 3G-OTH-134155

Also listed as: MJC5112A · MJC51 12 A

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Coupling Hub
Part Number
MJC51-12-A
Category
Zero-Backlash Curved Jaw Coupling Hubs
Available to Order
Also known as:MJC51-12-ARULAND MANUFACTURING
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MJC51-12-A
Type
Metric, Aluminum
Outside Dia
50.8 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 MJC51-12-A is a zero-backlash curved jaw coupling hub in the MJC51 coupling size, made of metric aluminum with a 50.8 mm outside diameter. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments—including power transmission—with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is a RULAND MANUFACTURING MJC51-12-A jaw coupling hub used for?

The RULAND MANUFACTURING MJC51-12-A is a zero-backlash curved jaw coupling hub used to connect two shafts in motion-control systems. It is commonly applied in servo motors, encoders, and precision positioning equipment where accurate torque transmission and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING MJC51-12-A?

The MJC51-12-A is a metric, aluminum jaw coupling hub with a 50.8 mm outside diameter. It is part of the MJC51 coupling size family and is manufactured by RULAND MANUFACTURING. This hub is designed for zero-backlash curved jaw couplings, ensuring precise torque transfer in industrial applications.

Where to buy RULAND MANUFACTURING MJC51-12-A worldwide?

You can source the RULAND MANUFACTURING MJC51-12-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 hub.

How to select the correct RULAND MANUFACTURING jaw coupling hub?

To select the correct RULAND MANUFACTURING jaw coupling hub, match the outside diameter (50.8 mm for MJC51) 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 requirements.

Used in

Common applications for RULAND MANUFACTURING
Automation and robotics — Ruland PCMR22-8-6-A beam couplings for precise motion control with misalignment compensation.
Packaging machinery — Ruland JC12-4-A jaw coupling hubs for zero-backlash torque transmission in indexing systems.
CNC spindles — Ruland SPB-16-SS balanced shaft collars for high-speed rotating assemblies.
Medical equipment — Ruland MRSC25-10-5-A slit couplings for compact, precise shaft connections.
Conveyor systems — Ruland MCL-25-FZ steel shaft collars for secure positioning of components.
Servo motor applications — Ruland BCK50-24-16-A bellows couplings for high-speed, zero-backlash connections.
Not sure this is the right part? Photo-identify it→

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 →

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts →
Metric aluminum hub for MJC51 zero-backlash curved jaw couplings, with 50.8 mm outside diameter. Designed to connect shafts in motion control applications, accommodating misalignment while transmitting torque without backlash
RULAND MANUFACTURING
Metric aluminum hub for MJC51 zero-backlash curved jaw couplings, with 50.8 mm outside diameter. Designed to connect shafts in motion control applications, accommodating misalignment while transmitting torque without backlash
Aluminum inch-series zero-backlash curved jaw coupling hub for JC12 coupling size, with 3/4 in outside diameter. Used in motion control and power transmission systems to connect rotating shafts while accommodating misalignment and providing precise torque transfer
RULAND MANUFACTURING
Aluminum inch-series zero-backlash curved jaw coupling hub for JC12 coupling size, with 3/4 in outside diameter. Used in motion control and power transmission systems to connect rotating shafts while accommodating misalignment and providing precise torque transfer
Metric aluminum hub for zero-backlash curved jaw couplings, 15 mm outside diameter. Used to connect shafts in motion-control systems, accommodating misalignment while transmitting torque. Suitable for precision automation, packaging, and robotics applications
RULAND MANUFACTURING
Metric aluminum hub for zero-backlash curved jaw couplings, 15 mm outside diameter. Used to connect shafts in motion-control systems, accommodating misalignment while transmitting torque. Suitable for precision automation, packaging, and robotics applications
This inch-series 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 requiring accurate torque transfer while accommodating minor misalignment
RULAND MANUFACTURING
This inch-series 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 requiring accurate torque transfer while accommodating minor misalignment
Zero-backlash curved jaw coupling hub for motion control applications. Made of metric aluminum with 57.2 mm outside diameter. Compensates for minor misalignment while transmitting torque without backlash. Used in servo motors, encoders, and precision positioning systems
RULAND MANUFACTURING
Zero-backlash curved jaw coupling hub for motion control applications. Made of metric aluminum with 57.2 mm outside diameter. Compensates for minor misalignment while transmitting torque without backlash. Used in servo motors, encoders, and precision positioning systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first