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RULAND MANUFACTURING Clamp-On Bellows Shaft Coupling - Clamp-On Bellows Shaft Couplings for Round Shafts
RULAND MANUFACTURINGClamp-On Bellows Shaft Couplings for Round Shafts

RULAND MANUFACTURING Clamp-On Bellows Shaft Coupling

The RULAND MANUFACTURING BC21-5/8"-15MM-A is a clamp-on bellows shaft coupling for round shafts, featuring a 5/8 in bore diameter 1 and a 15 mm bore diameter 2 with same bore dimensions. It is made of stainless…

SKU 3G-OTH-135858

Also listed as: BC215815MMA · BC21 5 8 15MM A · BC21-5-8-15MM-A

Brand
RULAND MANUFACTURING
Item
Clamp-On Bellows Shaft Coupling
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
BC21-5/8"-15MM-A
Type
15 mm Bore Dia 2
Max Speed
10,000 RPM

Technical Documents

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

Product Description

The RULAND MANUFACTURING BC21-5/8"-15MM-A is a clamp-on bellows shaft coupling for round shafts, featuring a 5/8 in bore diameter 1 and a 15 mm bore diameter 2 with same bore dimensions. It is made of stainless steel, has a maximum speed of 10,000 RPM, and is designed for inch to metric bore applications.

Frequently Asked Questions

What is a RULAND MANUFACTURING bellows coupling used for?

A RULAND MANUFACTURING bellows coupling connects two rotating shafts while compensating for misalignment. It is used in precision motion control, servo systems, and encoders where zero backlash and high torsional stiffness are required. 3G Electric supplies this stainless steel coupling for inch-to-metric bore applications.

What are the specifications of the RULAND MANUFACTURING BC21-5/8"-15MM-A?

The RULAND MANUFACTURING BC21-5/8"-15MM-A is a clamp-on bellows coupling with a 5/8 in bore diameter 1 and a 15 mm bore diameter 2. It is made of stainless steel, has a maximum speed of 10,000 RPM, and is designed for inch-to-metric bore applications with same bore dimensions.

Where to buy a RULAND MANUFACTURING bellows coupling worldwide?

3G Electric supplies the RULAND MANUFACTURING BC21-5/8"-15MM-A bellows coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this stainless steel, 10,000 RPM coupling.

How to install a RULAND MANUFACTURING clamp-on bellows coupling?

To install a RULAND MANUFACTURING clamp-on bellows coupling, ensure shafts are clean and aligned within the coupling's rated misalignment. Slide the coupling onto both shafts, tighten the clamp screws evenly to the manufacturer's torque specification, and verify runout with a dial indicator before full operation.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This clamp-on bellows shaft coupling connects two round shafts with bore diameters of 5/8 in and 12 mm, accommodating inch-to-metric applications. It is constructed from stainless steel and rated for a maximum speed of 10,000 RPM. Typical uses include precision motion control, servo systems, and encoders where misalignment compensation and torsional rigidity are required
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This clamp-on bellows shaft coupling connects a 5/8 inch shaft to a 15 mm shaft, accommodating inch-to-metric bore applications. It is constructed from stainless steel and rated for a maximum speed of 10,000 RPM. Typical uses include motion-control systems such as servo motors, encoders, and precision positioning equipment where zero backlash and high torsional stiffness are required
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This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 20 mm bore diameter 1 and a 5/8 in bore diameter 2, with a maximum speed of 10,000 RPM. The stainless steel construction suits clean, corrosive, or high-speed environments. No keyway is included

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This clamp-on bellows shaft coupling connects two rotating shafts while compensating for misalignment. It features a 20 mm bore diameter 1 and a 5/8 in bore diameter 2, with a maximum speed of 10,000 RPM. The stainless steel construction suits applications requiring zero backlash and high torsional stiffness
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This clamp-on bellows shaft coupling from RULAND MANUFACTURING features a 19 mm bore diameter on both ends, an aluminum hub, and a stainless steel bellows. It is designed for metric round shafts and provides zero backlash and high torsional stiffness for motion control applications such as precision positioning systems, servo drives, and encoders
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This clamp-on bellows shaft coupling from RULAND MANUFACTURING features 20 mm bore diameters on both ends, a stainless steel bellows, and an aluminum hub. Designed for metric round shafts, it provides zero backlash and high torsional stiffness. Typical applications include connecting shafts in motion control systems such as servo motors, encoders, and linear actuators
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This clamp-on bellows shaft coupling from RULAND MANUFACTURING features 20 mm bore diameters on both ends, a stainless steel bellows, and an aluminum hub. Designed for metric round shafts, it provides zero backlash and high torsional stiffness. Typical applications include connecting shafts in motion control systems such as servo motors, encoders, and linear actuators