RULAND MANUFACTURINGClamp-On Bellows Shaft Couplings for Keyed Shafts

RULAND MANUFACTURING Bellows Coupling: 40 mm Bore Dia 1, 1 1/4 in Bore Dia 2

SKU 3G-OTH-134994

Brand

RULAND MANUFACTURING

Item

Bellows Coupling: 40 mm Bore Dia 1, 1 1/4 in Bore Dia 2

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

BCK50-40MM-1-1/4"-A 

Type

1 1/4 in Bore Dia 2 

Max Speed

10,000 RPM 

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Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

This RULAND MANUFACTURING Bellows Coupling is a clamp-on bellows shaft coupling for keyed shafts with a 40 mm bore diameter 1 and a 1 1/4 in bore diameter 2. It is made of stainless steel, supports different bore dimensions, and has a maximum speed of 10,000 RPM. The coupling accommodates inch to metric bore combinations.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a RULAND MANUFACTURING bellows coupling used for?

A RULAND MANUFACTURING bellows coupling connects two shafts while compensating for misalignment. It is used in precision motion control, servo systems, and industrial machinery where zero backlash and high torsional stiffness are required. The stainless steel construction suits demanding environments.

What are the specifications of the RULAND MANUFACTURING BCK50-40MM-1-1/4"-A bellows coupling?

This coupling has a 40 mm bore diameter 1 and a 1 1/4 in bore diameter 2, accommodating inch to metric bore combinations. It is made of stainless steel, supports different bore dimensions, and has a maximum speed of 10,000 RPM. The clamp-on design fits keyed shafts.

Where to buy a RULAND MANUFACTURING bellows coupling worldwide?

3G Electric supplies RULAND MANUFACTURING bellows couplings worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the BCK50-40MM-1-1/4"-A or other models for your application.

How to select a RULAND MANUFACTURING bellows coupling for keyed shafts?

Select a coupling by matching bore diameters to your shaft sizes and ensuring the maximum speed rating exceeds your application's RPM. For keyed shafts, choose a clamp-on style like the BCK50-40MM-1-1/4"-A. Verify material compatibility; stainless steel offers corrosion resistance. Consult 3G Electric for sizing assistance.

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.

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