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RULAND MANUFACTURING MBCK33-12-8-A Clamp-On Bellows Shaft - Clamp-On Bellows Shaft Couplings for Keyed Shafts
RULAND MANUFACTURINGClamp-On Bellows Shaft Couplings for Keyed Shafts

RULAND MANUFACTURING MBCK33-12-8-A Clamp-On Bellows Shaft

This RULAND MANUFACTURING MBCK33-12-8-A is a clamp-on bellows shaft coupling for keyed shafts, made of stainless steel. It features a 12 mm bore diameter 1 and an 8 mm bore diameter 2, with a 3 mm x 4 mm keyway size…

SKU 3G-OTH-134904

Also listed as: MBCK33128A · MBCK33 12 8 A

Brand
RULAND MANUFACTURING
Item
MBCK33-12-8-A Clamp-On Bellows Shaft
Category
Clamp-On Bellows Shaft Couplings for Keyed Shafts
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MBCK33-12-8-A
Type
8 mm Bore Dia 2, 3 mm x 4 mm Keyway Size 1

Technical Documents

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

Product Description

This RULAND MANUFACTURING MBCK33-12-8-A is a clamp-on bellows shaft coupling for keyed shafts, made of stainless steel. It features a 12 mm bore diameter 1 and an 8 mm bore diameter 2, with a 3 mm x 4 mm keyway size 1. The coupling has same bore dimensions and is designed for metric applications.

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?

This clamp-on bellows shaft coupling is used to connect two rotating shafts while compensating for misalignment. It is ideal for precision motion control applications such as encoders, stepper motors, and servo systems where zero backlash and high torsional stiffness are required.

What are the specifications of the RULAND MANUFACTURING MBCK33-12-8-A?

The MBCK33-12-8-A is a stainless steel clamp-on bellows coupling with a 12 mm bore diameter 1 and an 8 mm bore diameter 2. It includes a 3 mm x 4 mm keyway size 1, has same bore dimensions, and is designed for metric applications. The manufacturer part number is MBCK33-12-8-A.

Where to buy RULAND MANUFACTURING bellows couplings worldwide?

You can source the RULAND MANUFACTURING MBCK33-12-8-A bellows coupling worldwide through 3G Electric. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select a clamp-on bellows coupling for keyed shafts?

Select a coupling by matching bore diameters to your shaft sizes and ensuring keyway dimensions align with your key stock. For the RULAND MANUFACTURING MBCK33-12-8-A, verify the 12 mm and 8 mm bores and the 3 mm x 4 mm keyway. Also confirm torque and misalignment ratings meet your application requirements.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
RULAND MANUFACTURING Bellows Coupling: 12 mm Bore Dia 1, 10 mm Bore Dia 2, 3 mm x 4 mm Keyway Size 1 (MPN MBCK33-12-10-A)
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RULAND MANUFACTURING Bellows Coupling: 12 mm Bore Dia 1, 10 mm Bore Dia 2, 3 mm x 4 mm Keyway Size 1 (MPN MBCK33-12-10-A)
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RULAND MANUFACTURING Bellows Coupling: 12 mm Bore Dia 1, 12 mm Bore Dia 2, 4 mm x 4 mm Keyway Size 1 (MPN MBCK33-12-12-A)
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RULAND MANUFACTURING Bellows Coupling: 14 mm Bore Dia 1, 12 mm Bore Dia 2, 4 mm x 5 mm Keyway Size 1 (MPN MBCK33-14-12-A)
This clamp-on bellows shaft coupling connects two keyed shafts in motion-control applications, compensating for misalignment while transmitting torque. It features a 14 mm bore diameter 1 and an 8 mm bore diameter 2, with a 3 mm x 5 mm keyway size 1. Constructed of stainless steel, it is designed for metric applications requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two keyed shafts in motion-control applications, compensating for misalignment while transmitting torque. It features a 14 mm bore diameter 1 and an 8 mm bore diameter 2, with a 3 mm x 5 mm keyway size 1. Constructed of stainless steel, it is designed for metric applications requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING Bellows Coupling: 10 mm Bore Dia 1, 8 mm Bore Dia 2, 3 mm x 3 mm Keyway Size 1 (MPN MBCK33-10-8-A)
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RULAND MANUFACTURING Bellows Coupling: 10 mm Bore Dia 1, 8 mm Bore Dia 2, 3 mm x 3 mm Keyway Size 1 (MPN MBCK33-10-8-A)
This clamp-on bellows shaft coupling connects two keyed shafts, accommodating misalignment in motion control systems. It features a 16 mm bore diameter 1 and a 12 mm bore diameter 2 with a 4 mm x 5 mm keyway size 1. Constructed from stainless steel with metric dimensions, the coupling provides zero backlash and high torsional stiffness. Key not included
RULAND MANUFACTURING
This clamp-on bellows shaft coupling connects two keyed shafts, accommodating misalignment in motion control systems. It features a 16 mm bore diameter 1 and a 12 mm bore diameter 2 with a 4 mm x 5 mm keyway size 1. Constructed from stainless steel with metric dimensions, the coupling provides zero backlash and high torsional stiffness. Key not included

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