Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
RULAND MANUFACTURING BCK26-3/4"-15MM-A Clamp-On Bellows Shaft - Clamp-On Bellows Shaft Couplings for Keyed Shafts
RULAND MANUFACTURINGClamp-On Bellows Shaft Couplings for Keyed Shafts

RULAND MANUFACTURING BCK26-3/4"-15MM-A Clamp-On Bellows Shaft

The RULAND MANUFACTURING BCK26-3/4"-15MM-A is a stainless steel clamp-on bellows shaft coupling for keyed shafts, featuring a 3/4 in bore diameter 1 and a 15 mm bore diameter 2 with same bore dimensions. It is…

SKU 3G-OTH-134842

Also listed as: BCK263415MMA · BCK26 3 4 15MM A · BCK26-3-4-15MM-A

Brand
RULAND MANUFACTURING
Item
BCK26-3/4"-15MM-A Clamp-On Bellows Shaft
Category
Clamp-On Bellows Shaft Couplings for Keyed Shafts
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
BCK26-3/4"-15MM-A
Type
15 mm Bore Dia 2
Max Speed
10,000 RPM

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 BCK26-3/4"-15MM-A is a stainless steel clamp-on bellows shaft coupling for keyed shafts, featuring a 3/4 in bore diameter 1 and a 15 mm bore diameter 2 with same bore dimensions. It is designed for inch to metric bore applications and has a maximum speed of 10,000 RPM.

Frequently Asked Questions

What is the RULAND MANUFACTURING BCK26-3/4"-15MM-A bellows coupling used for?

This clamp-on bellows shaft coupling connects a 3/4 in keyed shaft to a 15 mm keyed shaft in motion-control systems. It is used in precision positioning, robotics, and automation equipment where zero backlash, high torsional stiffness, and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING BCK26-3/4"-15MM-A?

The BCK26-3/4"-15MM-A is a stainless steel bellows coupling with a 3/4 in bore diameter 1 and a 15 mm bore diameter 2, both keyed. It has a maximum speed of 10,000 RPM and is designed for inch-to-metric bore applications with same bore dimensions.

Where to buy the RULAND MANUFACTURING BCK26-3/4"-15MM-A worldwide?

3G Electric supplies the RULAND MANUFACTURING BCK26-3/4"-15MM-A bellows coupling worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct RULAND MANUFACTURING bellows coupling for keyed shafts?

Select a bellows coupling by matching bore diameters to your shaft sizes (inch and metric), shaft keyway dimensions, and required torque. The BCK26-3/4"-15MM-A suits a 3/4 in and 15 mm keyed shaft pair. Ensure maximum speed (10,000 RPM) exceeds your application's operating speed.

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 keyed shafts. 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 clamp-on bellows shaft coupling connects keyed shafts with a 5/8 in bore and a 15 mm bore, providing a rigid, zero-backlash connection. It is suited for motion control applications requiring precise torque transmission. The stainless steel construction supports speeds up to 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects keyed shafts with a 5/8 in bore and a 15 mm bore, providing a rigid, zero-backlash connection. It is suited for motion control applications requiring precise torque transmission. The stainless steel construction supports speeds up to 10,000 RPM
This clamp-on bellows shaft coupling connects two keyed shafts of 3/8 in diameter. It accommodates angular, parallel, and axial misalignment while transmitting torque with zero backlash. Suitable for motion-control applications such as encoders, stepper motors, and servo systems. Maximum speed is 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two keyed shafts of 3/8 in diameter. It accommodates angular, parallel, and axial misalignment while transmitting torque with zero backlash. Suitable for motion-control applications such as encoders, stepper motors, and servo systems. Maximum speed is 10,000 RPM
This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 1/2 in bore diameter 1 and a 3/8 in bore diameter 2, with a maximum speed of 10,000 RPM. Designed for keyed shafts, it is suitable for precision motion control applications requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 1/2 in bore diameter 1 and a 3/8 in bore diameter 2, with a maximum speed of 10,000 RPM. Designed for keyed shafts, it is suitable for precision motion control applications requiring zero backlash and high torsional stiffness
This clamp-on bellows shaft coupling connects a 5/8 inch keyed shaft to a 10 mm keyed shaft, accommodating inch-to-metric bore transitions. It is used in precision motion control applications such as servo drives, encoders, and linear actuators where misalignment compensation and torsional rigidity are required. The coupling is constructed from stainless steel and has a maximum speed of 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 5/8 inch keyed shaft to a 10 mm keyed shaft, accommodating inch-to-metric bore transitions. It is used in precision motion control applications such as servo drives, encoders, and linear actuators where misalignment compensation and torsional rigidity are required. The coupling is constructed from stainless steel and has a maximum speed of 10,000 RPM
This clamp-on bellows shaft coupling connects a 5/8 inch keyed shaft to a 12 mm keyed shaft, accommodating inch-to-metric bore transitions. It compensates for misalignment in motion-control systems and is suited for precision positioning applications such as packaging, robotics, and machine tools. Maximum speed is 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 5/8 inch keyed shaft to a 12 mm keyed shaft, accommodating inch-to-metric bore transitions. It compensates for misalignment in motion-control systems and is suited for precision positioning applications such as packaging, robotics, and machine tools. Maximum speed is 10,000 RPM
This clamp-on bellows shaft coupling connects a 3/4 in keyed shaft to a 10 mm keyed shaft, accommodating inch-to-metric bore transitions. It compensates for misalignment in motion-control systems and is suitable for precision positioning applications. Max speed: 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 3/4 in keyed shaft to a 10 mm keyed shaft, accommodating inch-to-metric bore transitions. It compensates for misalignment in motion-control systems and is suitable for precision positioning applications. Max speed: 10,000 RPM

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts →
This clamp-on bellows shaft coupling connects two keyed shafts with different bore diameters of 1 1/2 in and 1 in. It is constructed from stainless steel and rated for a maximum speed of 10,000 RPM. The coupling compensates for misalignment while providing zero backlash and high torsional stiffness, suitable for precision motion control and industrial machinery
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two keyed shafts with different bore diameters of 1 1/2 in and 1 in. It is constructed from stainless steel and rated for a maximum speed of 10,000 RPM. The coupling compensates for misalignment while providing zero backlash and high torsional stiffness, suitable for precision motion control and industrial machinery
This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 10 mm bore diameter on both ends and a 3 mm x 3 mm keyway. The stainless steel construction provides high torsional stiffness and zero backlash, suitable for precision motion-control applications such as encoders, stepper motors, and servo drives
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 10 mm bore diameter on both ends and a 3 mm x 3 mm keyway. The stainless steel construction provides high torsional stiffness and zero backlash, suitable for precision motion-control applications such as encoders, stepper motors, and servo drives
This clamp-on bellows shaft coupling is designed for keyed shafts with 8 mm bores and a 3 mm x 3 mm keyway. It accommodates misalignment while transmitting torque in motion control, servo systems, and encoder applications. Constructed from stainless steel, it provides zero-backlash operation and precise shaft alignment
RULAND MANUFACTURING
This clamp-on bellows shaft coupling is designed for keyed shafts with 8 mm bores and a 3 mm x 3 mm keyway. It accommodates misalignment while transmitting torque in motion control, servo systems, and encoder applications. Constructed from stainless steel, it provides zero-backlash operation and precise shaft alignment
This clamp-on bellows shaft coupling connects a 1/2 inch keyed shaft to a 10 mm keyed shaft, compensating for misalignment while transmitting torque. Constructed from stainless steel, it has a maximum speed of 10,000 RPM and does not include a keyway. Suitable for precision motion control and industrial machinery requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 1/2 inch keyed shaft to a 10 mm keyed shaft, compensating for misalignment while transmitting torque. Constructed from stainless steel, it has a maximum speed of 10,000 RPM and does not include a keyway. Suitable for precision motion control and industrial machinery requiring zero backlash and high torsional stiffness
This clamp-on bellows shaft coupling connects two keyed shafts with 1 1/4 in bore diameters, compensating for misalignment in power transmission systems. It features a stainless steel bellows and an aluminum hub, providing zero backlash and high torsional stiffness for motion control applications such as encoders and servo motors
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two keyed shafts with 1 1/4 in bore diameters, compensating for misalignment in power transmission systems. It features a stainless steel bellows and an aluminum hub, providing zero backlash and high torsional stiffness for motion control applications such as encoders and servo motors
This clamp-on bellows shaft coupling connects a 1-3/4 in keyed shaft to a 40 mm keyed shaft, transmitting torque while compensating for misalignment. It is suited for precision motion control and industrial machinery requiring zero backlash and high torsional stiffness. The coupling supports a maximum speed of 10,000 RPM
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 1-3/4 in keyed shaft to a 40 mm keyed shaft, transmitting torque while compensating for misalignment. It is suited for precision motion control and industrial machinery requiring zero backlash and high torsional stiffness. The coupling supports a maximum speed of 10,000 RPM
This clamp-on bellows shaft coupling connects a 1 1/2 in keyed shaft to a 25 mm keyed shaft, enabling inch-to-metric bore transitions. It is constructed of stainless steel and rated for a maximum speed of 10,000 RPM. Suitable for precision motion control applications requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects a 1 1/2 in keyed shaft to a 25 mm keyed shaft, enabling inch-to-metric bore transitions. It is constructed of stainless steel and rated for a maximum speed of 10,000 RPM. Suitable for precision motion control applications requiring zero backlash and high torsional stiffness
This clamp-on bellows shaft coupling connects two shafts with keyways, accommodating misalignment while transmitting torque. It features a 1/2 in bore on one side and a 10 mm bore on the other, with a maximum speed of 10,000 RPM. Suitable for motion-control systems requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two shafts with keyways, accommodating misalignment while transmitting torque. It features a 1/2 in bore on one side and a 10 mm bore on the other, with a maximum speed of 10,000 RPM. Suitable for motion-control systems requiring zero backlash and high torsional stiffness