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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 Jaw Coupling Hub is a zero-backlash curved jaw coupling hub in JC21 coupling size, with a 1 5/16 in outside diameter. This inch-series aluminum hub (MPN JCC21-6-A) is designed for motion…

SKU 3G-OTH-134117

Also listed as: JCC216A · JCC21 6 A

Brand
RULAND MANUFACTURING
Item
Zero-Backlash Curved Jaw Coupling Hub
Category
Zero-Backlash Curved Jaw Coupling Hubs
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
JCC21-6-A
Type
Inch, Aluminum
Outside Dia
1 5/16 in

Technical Documents

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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 JC21 coupling size, with a 1 5/16 in outside diameter. This inch-series aluminum hub (MPN JCC21-6-A) is designed for motion control applications requiring precise torque transmission without backlash.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a RULAND MANUFACTURING Jaw Coupling Hub used for?

A RULAND MANUFACTURING Jaw Coupling Hub, such as the JCC21-6-A, is used in power transmission systems to connect two shafts while accommodating misalignment. It is commonly applied in pumps, gearboxes, and conveyors where zero-backlash curved jaw coupling hubs provide vibration damping and torque transmission.

What are the specifications of the RULAND MANUFACTURING JCC21-6-A?

The RULAND MANUFACTURING JCC21-6-A is a zero-backlash curved jaw coupling hub with a JC21 coupling size, 1 5/16 in outside diameter, and inch dimensions. It is made of aluminum and has a manufacturer part number JCC21-6-A. This hub is designed for use with RULAND jaw couplings.

Where to buy RULAND MANUFACTURING JCC21-6-A worldwide?

You can source the RULAND MANUFACTURING JCC21-6-A 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.

How to select a RULAND MANUFACTURING jaw coupling hub?

To select a RULAND MANUFACTURING jaw coupling hub, match the coupling size (e.g., JC21) to your shaft diameters and torque requirements. Ensure the hub bore fits your shaft and consider material—aluminum for lighter loads. Verify zero-backlash curved jaw design for precision applications.

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
Aluminum zero-backlash curved jaw coupling hub with 1 5/16 in outside diameter. Inch series, JC21 coupling size. Used to connect shafts in power transmission applications, accommodating minor misalignment and providing vibration damping
RULAND MANUFACTURING
Aluminum zero-backlash curved jaw coupling hub with 1 5/16 in outside diameter. Inch series, JC21 coupling size. Used to connect shafts in power transmission applications, accommodating minor misalignment and providing vibration damping
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JCC21-8-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JCC21-8-A)
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JC21-8-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JC21-8-A)
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JC21-6-A)
RULAND MANUFACTURING
RULAND MANUFACTURING Jaw Coupling Hub: JC21 Coupling Size, 1 5/16 in Outside Dia, Inch, Aluminum (MPN JC21-6-A)
This aluminum zero-backlash curved jaw coupling hub has a 1 5/16 in outside diameter and is designed for inch-series JC21 couplings. It connects two shafts in motion-control systems, accommodating misalignment and dampening vibration in industrial machinery, packaging equipment, and servo-drive applications. The aluminum construction provides low inertia for high-speed operation
RULAND MANUFACTURING
This aluminum zero-backlash curved jaw coupling hub has a 1 5/16 in outside diameter and is designed for inch-series JC21 couplings. It connects two shafts in motion-control systems, accommodating misalignment and dampening vibration in industrial machinery, packaging equipment, and servo-drive applications. The aluminum construction provides low inertia for high-speed operation
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is designed for precise torque transmission in motion control systems. Made of aluminum with an outside diameter of 1 5/16 in, it accommodates misalignment while maintaining accuracy. Suitable for applications such as servo motors, encoders, packaging, robotics, and CNC machinery
RULAND MANUFACTURING
This zero-backlash curved jaw coupling hub from RULAND MANUFACTURING is designed for precise torque transmission in motion control systems. Made of aluminum with an outside diameter of 1 5/16 in, it accommodates misalignment while maintaining accuracy. Suitable for applications such as servo motors, encoders, packaging, robotics, and CNC machinery

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