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 JCC50-18-A - Zero-Backlash Curved Jaw Coupling Hubs
RULAND MANUFACTURINGZero-Backlash Curved Jaw Coupling Hubs

RULAND MANUFACTURING Zero-Backlash Curved Jaw Coupling Hub JCC50-18-A

The RULAND MANUFACTURING Jaw Coupling Hub is a zero-backlash curved jaw coupling hub in JC50 coupling size, with a 3 1/8 in outside diameter, made of aluminum. It is designed for inch-dimension applications and is…

SKU 3G-OTH-134391

Also listed as: JCC5018A · JCC50 18 A

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Coupling Hub JCC50-18-A
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
JCC50-18-A
Type
Inch, Aluminum
Outside Dia
3 1/8 in

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 Jaw Coupling Hub is a zero-backlash curved jaw coupling hub in JC50 coupling size, with a 3 1/8 in outside diameter, made of aluminum. It is designed for inch-dimension applications and is identified by manufacturer part number JCC50-18-A.

Frequently Asked Questions

What is the RULAND MANUFACTURING Jaw Coupling Hub used for?

The RULAND MANUFACTURING Jaw Coupling Hub is used to connect two shafts in motion-control systems while accommodating minor misalignment. Its zero-backlash curved jaw design makes it suitable for precision applications such as servo motors, encoders, and linear actuators in industrial automation and packaging equipment.

What are the specifications of the RULAND MANUFACTURING Jaw Coupling Hub JCC50-18-A?

The RULAND MANUFACTURING Jaw Coupling Hub JCC50-18-A has a JC50 coupling size, a 3 1/8 in outside diameter, and is made of aluminum for inch-dimension applications. It is a zero-backlash curved jaw coupling hub designed for precise torque transmission and misalignment accommodation in industrial drives.

Where to buy RULAND MANUFACTURING Jaw Coupling Hub in worldwide?

You can source the RULAND MANUFACTURING Jaw Coupling Hub JCC50-18-A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the coupling hub reaches your facility reliably. Contact us for availability and lead time.

How to select the correct RULAND MANUFACTURING Jaw Coupling Hub size?

To select the correct RULAND MANUFACTURING Jaw Coupling Hub, match the coupling size (e.g., JC50) to your shaft diameters and torque requirements. Verify the outside diameter (3 1/8 in for this model) and ensure the hub material (aluminum) suits your environment. Consult the manufacturer's catalog for bore and keyway options.

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 made of aluminum with a 3 1/8 in outside diameter. It is designed for inch-sized shafts and accommodates misalignment in power transmission systems. Suitable for motion control, packaging, and automation equipment requiring precise torque transfer
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 3 1/8 in outside diameter. It is designed for inch-sized shafts and accommodates misalignment in power transmission systems. Suitable for motion control, packaging, and automation equipment requiring precise torque transfer
This zero-backlash curved jaw coupling hub is designed for JC50 coupling size systems. It has a 3 1/8 in outside diameter and is made of aluminum. The inch-series hub accommodates minor misalignment while providing torque transfer in power transmission applications
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is designed for JC50 coupling size systems. It has a 3 1/8 in outside diameter and is made of aluminum. The inch-series hub accommodates minor misalignment while providing torque transfer in power transmission applications
This zero-backlash curved jaw coupling hub is made of aluminum with a 3 1/8 in outside diameter. It is designed for inch-series applications and is part of the JC50 coupling size. Used in power transmission to connect shafts, it accommodates minor misalignment while transmitting torque. Typical applications include motion control, packaging, and automation equipment
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 3 1/8 in outside diameter. It is designed for inch-series applications and is part of the JC50 coupling size. Used in power transmission to connect shafts, it accommodates minor misalignment while transmitting torque. Typical applications include motion control, packaging, and automation equipment
Aluminum inch-type zero-backlash curved jaw coupling hub with 3 1/8 in outside diameter. Designed for connecting shafts in power transmission systems while accommodating minor misalignment. Suitable for precision motion control and automation equipment requiring accurate positioning
RULAND MANUFACTURING
Aluminum inch-type zero-backlash curved jaw coupling hub with 3 1/8 in outside diameter. Designed for connecting shafts in power transmission systems while accommodating minor misalignment. Suitable for precision motion control and automation equipment requiring accurate positioning
Aluminum inch-series hub for zero-backlash curved jaw couplings. Outside diameter 3 1/8 in. Used in motion-control systems to connect shafts while compensating for misalignment
RULAND MANUFACTURING
Aluminum inch-series hub for zero-backlash curved jaw couplings. Outside diameter 3 1/8 in. Used in motion-control systems to connect shafts while compensating for misalignment
This zero-backlash curved jaw coupling hub is made of aluminum in inch dimensions with a 3 1/8 in outside diameter. It is used to connect two shafts in motion control, packaging, and conveyor systems, accommodating misalignment while transmitting torque smoothly
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum in inch dimensions with a 3 1/8 in outside diameter. It is used to connect two shafts in motion control, packaging, and conveyor systems, accommodating misalignment while transmitting torque smoothly

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts
This zero-backlash curved jaw coupling hub is made of aluminum with a 19.1 mm outside diameter. It is designed for use in motion control applications where precise torque transmission and misalignment accommodation are required. The hub is part of the MJS19 coupling size family and is suitable for connecting rotating shafts in servo motors, encoders, and positioning systems
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 19.1 mm outside diameter. It is designed for use in motion control applications where precise torque transmission and misalignment accommodation are required. The hub is part of the MJS19 coupling size family and is suitable for connecting rotating shafts in servo motors, encoders, and positioning systems
This zero-backlash curved jaw coupling hub is designed for motion-control applications such as connecting servo motors and encoders. It accommodates misalignment while transmitting torque smoothly. Made of metric aluminum with a 41.3 mm outside diameter, it is part of the MJS41 coupling size
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is designed for motion-control applications such as connecting servo motors and encoders. It accommodates misalignment while transmitting torque smoothly. Made of metric aluminum with a 41.3 mm outside diameter, it is part of the MJS41 coupling size
This aluminum curved jaw coupling hub is designed for inch-dimension shafts in the JS36 coupling size. With a 2 1/4 in outside diameter, it provides zero-backlash torque transmission while accommodating minor misalignment. Suitable for motion control and power transmission applications
RULAND MANUFACTURING
This aluminum curved jaw coupling hub is designed for inch-dimension shafts in the JS36 coupling size. With a 2 1/4 in outside diameter, it provides zero-backlash torque transmission while accommodating minor misalignment. Suitable for motion control and power transmission applications
This inch-series aluminum hub is part of a zero-backlash curved jaw coupling system. It has a 1 5/16 in outside diameter and is designed for JC21 coupling size. Used in power transmission to connect shafts while accommodating minor misalignment and dampening vibration
RULAND MANUFACTURING
This inch-series aluminum hub is part of a zero-backlash curved jaw coupling system. It has a 1 5/16 in outside diameter and is designed for JC21 coupling size. Used in power transmission to connect shafts while accommodating minor misalignment and dampening vibration
Metric aluminum zero-backlash curved jaw coupling hub for MJS51 coupling size, 50.8 mm outside diameter. Used in motion control systems to connect rotating shafts while accommodating misalignment and transmitting torque
RULAND MANUFACTURING
Metric aluminum zero-backlash curved jaw coupling hub for MJS51 coupling size, 50.8 mm outside diameter. Used in motion control systems to connect rotating shafts while accommodating misalignment and transmitting torque
Inch-series aluminum hub for JC44 coupling size with 2 3/4 in outside diameter. Designed for zero-backlash curved jaw couplings to connect shafts while accommodating minor misalignment and providing vibration damping in power transmission systems
RULAND MANUFACTURING
Inch-series aluminum hub for JC44 coupling size with 2 3/4 in outside diameter. Designed for zero-backlash curved jaw couplings to connect shafts while accommodating minor misalignment and providing vibration damping in power transmission systems
This zero-backlash curved jaw coupling hub is made of aluminum with a 50.8 mm outside diameter and is part of the MJS51 coupling size. It is used in motion control, packaging, and automation equipment to connect shafts while compensating for minor misalignment and damping vibration. The aluminum construction keeps inertia low for high-speed applications
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub is made of aluminum with a 50.8 mm outside diameter and is part of the MJS51 coupling size. It is used in motion control, packaging, and automation equipment to connect shafts while compensating for minor misalignment and damping vibration. The aluminum construction keeps inertia low for high-speed applications
Metric aluminum hub for MJS25 coupling size, 25.4 mm outside diameter. Designed for zero-backlash curved jaw couplings used in motion control systems to connect shafts while accommodating misalignment
RULAND MANUFACTURING
Metric aluminum hub for MJS25 coupling size, 25.4 mm outside diameter. Designed for zero-backlash curved jaw couplings used in motion control systems to connect shafts while accommodating misalignment