RULAND MANUFACTURING Jaw Coupling Hub: JC12 Coupling Size, 3/4 in Outside Dia, Inch
SKU 3G-OTH-134252
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is a Ruland Manufacturing jaw coupling hub used for?
A Ruland Manufacturing jaw coupling hub connects two shafts in motion-control systems, transmitting torque while accommodating minor misalignment. It is commonly used in packaging, printing, and conveyor equipment where zero-backlash performance is critical for precision positioning.
What are the specifications of the Ruland JC12-5-A jaw coupling hub?
The Ruland JC12-5-A is an inch-series, aluminum jaw coupling hub with a 3/4 in outside diameter. It is part of the JC12 coupling size family and is designed for zero-backlash curved jaw applications. The manufacturer part number is JC12-5-A.
Where to buy a Ruland JC12-5-A jaw coupling hub worldwide?
3G Electric supplies and delivers the Ruland JC12-5-A jaw coupling hub worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.
How to select the correct Ruland jaw coupling hub size?
To select the correct Ruland jaw coupling hub, match the hub outside diameter and bore size to your shaft dimensions. The JC12-5-A has a 3/4 in outside diameter and is designed for inch shafts. Always verify torque requirements and misalignment tolerances per Ruland's technical data.
Used in
Common applications for RULAND MANUFACTURINGRULAND 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.















