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

RULAND MANUFACTURING Bellows Coupling: 1 1/4 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum

The RULAND MANUFACTURING BC44-20-20-A is a clamp-on bellows shaft coupling for round shafts with a 1 1/4 in bore diameter on both ends (same bore dimensions). It is constructed with a stainless steel bellows and an…

SKU 3G-OTH-135694

Also listed as: BC442020A · BC44 20 20 A

Brand
RULAND MANUFACTURING
Item
Bellows Coupling: 1 1/4 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum
Category
Clamp-On Bellows Shaft Couplings for Round Shafts
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
BC44-20-20-A
Type
1 1/4 in Bore Dia 2, Aluminum, Clamp On

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

Product Description

The RULAND MANUFACTURING BC44-20-20-A is a clamp-on bellows shaft coupling for round shafts with a 1 1/4 in bore diameter on both ends (same bore dimensions). It is constructed with a stainless steel bellows and an aluminum hub, and is designed for inch-sized shafts. This coupling does not include a keyway.

Frequently Asked Questions

What is the RULAND MANUFACTURING BC44-20-20-A bellows coupling used for?

The RULAND MANUFACTURING BC44-20-20-A is a clamp-on bellows shaft coupling designed to connect two round shafts with a 1 1/4 in bore diameter. It compensates for misalignment while transmitting torque, making it suitable for precision motion control applications in packaging, robotics, and machine tools.

What are the specifications of the RULAND MANUFACTURING BC44-20-20-A?

The BC44-20-20-A has a 1 1/4 in bore diameter on both ends (same bore dimensions), a stainless steel bellows, and an aluminum hub. It is an inch-sized, clamp-on design with no keyway. The manufacturer part number is BC44-20-20-A, and it is made by RULAND MANUFACTURING.

Where to buy the RULAND MANUFACTURING BC44-20-20-A worldwide?

3G Electric supplies the RULAND MANUFACTURING BC44-20-20-A bellows coupling worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision coupling.

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

To install the BC44-20-20-A, clean both shaft ends and the coupling bores. Slide the coupling onto the shafts, align the equipment, and tighten the clamp screws evenly to the manufacturer's recommended torque. Avoid over-tightening to prevent damage to the stainless steel bellows or aluminum hub.

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
RULAND MANUFACTURING Bellows Coupling: 1 1/2 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC44-24-20-A)
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RULAND MANUFACTURING Bellows Coupling: 1 1/2 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC44-24-20-A)
This clamp-on bellows shaft coupling connects two round shafts of equal 1 1/4 in diameter. It features a stainless steel bellows and aluminum hub, compensating for angular, parallel, and axial misalignment while transmitting torque. Designed for inch-sized shafts with no keyway, it is suited for motion-control applications requiring zero-backlash performance
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This clamp-on bellows shaft coupling connects two round shafts of equal 1 1/4 in diameter. It features a stainless steel bellows and aluminum hub, compensating for angular, parallel, and axial misalignment while transmitting torque. Designed for inch-sized shafts with no keyway, it is suited for motion-control applications requiring zero-backlash performance
RULAND MANUFACTURING Bellows Coupling: 1 3/4 in Bore Dia 1, 1 1/2 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-28-24-A)
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RULAND MANUFACTURING Bellows Coupling: 1 3/4 in Bore Dia 1, 1 1/2 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-28-24-A)
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RULAND MANUFACTURING Bellows Coupling: 1 1/4 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC36-20-20-A)
RULAND MANUFACTURING Bellows Coupling: 1 3/4 in Bore Dia 1, 1 3/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-28-28-A)
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RULAND MANUFACTURING Bellows Coupling: 1 3/4 in Bore Dia 1, 1 3/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-28-28-A)
RULAND MANUFACTURING Bellows Coupling: 1 1/2 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-24-20-A)
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RULAND MANUFACTURING Bellows Coupling: 1 1/2 in Bore Dia 1, 1 1/4 in Bore Dia 2, Aluminum, Clamp On (MPN BC50-24-20-A)

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