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RULAND MANUFACTURING Motion Control Coupling: 1/4 in Bore Dia 1, 3/16 in Bore Dia 2, Aluminum - Clamp-On Bellows Shaft Couplings for Round Shafts
RULAND MANUFACTURINGClamp-On Bellows Shaft Couplings for Round Shafts

RULAND MANUFACTURING Motion Control Coupling: 1/4 in Bore Dia 1, 3/16 in Bore Dia 2, Aluminum

The RULAND MANUFACTURING BC12-4-3-A is a clamp-on bellows shaft coupling for round shafts, constructed with stainless steel and aluminum. It features a 1/4 in bore diameter on one side and a 3/16 in bore diameter on…

SKU 3G-OTH-135560

Also listed as: BC1243A · BC12 4 3 A

Brand
RULAND MANUFACTURING
Item
Motion Control Coupling: 1/4 in Bore Dia 1, 3/16 in Bore Dia 2, Aluminum
Category
Clamp-On Bellows Shaft Couplings for Round Shafts
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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
BC12-4-3-A
Type
3/16 in Bore Dia 2, Aluminum, Inch

Technical Documents

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

Product Description

The RULAND MANUFACTURING BC12-4-3-A is a clamp-on bellows shaft coupling for round shafts, constructed with stainless steel and aluminum. It features a 1/4 in bore diameter on one side and a 3/16 in bore diameter on the other, accommodating different bore dimensions. This inch-series motion control coupling is designed for applications requiring precise shaft alignment and torque transmission.

Frequently Asked Questions

What is the RULAND MANUFACTURING BC12-4-3-A motion control coupling used for?

The RULAND MANUFACTURING BC12-4-3-A is a clamp-on bellows shaft coupling used for precise shaft alignment and torque transmission in motion control applications. It connects two round shafts with different bore diameters (1/4 in and 3/16 in) and is ideal for automation, robotics, and precision machinery.

What are the specifications of the RULAND MANUFACTURING BC12-4-3-A coupling?

The RULAND MANUFACTURING BC12-4-3-A is an inch-series clamp-on bellows coupling with a 1/4 in bore diameter on one side and a 3/16 in bore diameter on the other. It is constructed with stainless steel and aluminum, accommodating different bore dimensions for motion control applications.

Where to buy the RULAND MANUFACTURING BC12-4-3-A coupling worldwide?

3G Electric supplies the RULAND MANUFACTURING BC12-4-3-A coupling worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this motion control coupling for your precision shaft alignment needs.

How to install a clamp-on bellows shaft coupling like the RULAND BC12-4-3-A?

To install the RULAND MANUFACTURING BC12-4-3-A, ensure both shaft ends are clean and free of debris. Loosen the clamp screws, slide the coupling onto the shafts, align the bores, and tighten the screws evenly to the manufacturer's recommended torque. Avoid over-tightening to prevent damage.

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 clamp-on bellows shaft couplings for round shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This clamp-on bellows shaft coupling from RULAND MANUFACTURING features a 1/4 inch bore diameter on both ends, an aluminum body, and stainless steel hardware. Designed for inch-sized round shafts, it provides zero backlash and high torsional stiffness for motion control applications such as precision positioning systems, encoders, and servo drives
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This clamp-on bellows shaft coupling from RULAND MANUFACTURING features a stainless steel bellows with aluminum hubs. It has a 1/4 in bore on one side and a 3/16 in bore on the other, designed for inch-series shafts. The coupling provides zero backlash and high torsional stiffness, suitable for motion control applications such as precision positioning systems, encoders, and servo drives
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