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RULAND MANUFACTURING Double Disc Coupling for Keyed Shafts - Double Disc Couplings for Keyed Shafts
RULAND MANUFACTURINGDouble Disc Couplings for Keyed Shafts

RULAND MANUFACTURING Double Disc Coupling for Keyed Shafts

The RULAND MANUFACTURING Disc Coupling (SKU MDCDK80-30-25-A, MPN MDCDK80-30-25-A) is a double disc coupling for keyed shafts with a 30 mm x 25 mm bore diameter and 79.4 mm OD. It features a round with keyway bore…

SKU 3G-OTH-152567

Also listed as: MDCDK803025A · MDCDK80 30 25 A

Brand
RULAND MANUFACTURING
Item
Double Disc Coupling for Keyed Shafts
Category
Double Disc Couplings for Keyed 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
MDCDK80-30-25-A
Type
Round with Keyway, Clamp On
OD
79.4 mm

Technical Documents

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

Product Description

The RULAND MANUFACTURING Disc Coupling (SKU MDCDK80-30-25-A, MPN MDCDK80-30-25-A) is a double disc coupling for keyed shafts with a 30 mm x 25 mm bore diameter and 79.4 mm OD. It features a round with keyway bore type, a two-piece design with center spacer, and is constructed from aluminum hubs with stainless steel discs. This metric coupling is designed for different bore dimensions and includes a clamp-on style.

Frequently Asked Questions

What is the RULAND MANUFACTURING disc coupling used for?

This double disc coupling connects two keyed shafts with different bore diameters (30 mm and 25 mm) while compensating for misalignment. It is commonly used in industrial motion control, packaging, and automation equipment where precision torque transmission and zero backlash are required.

What are the specifications of the RULAND MANUFACTURING MDCDK80-30-25-A?

The coupling has a 30 mm x 25 mm bore diameter, 79.4 mm OD, round with keyway bore type, and a clamp-on style. It features aluminum hubs with stainless steel discs, a two-piece design with center spacer, and metric dimensions. The manufacturer part number is MDCDK80-30-25-A.

Where to buy RULAND MANUFACTURING disc couplings worldwide?

3G Electric supplies RULAND MANUFACTURING disc couplings worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the MDCDK80-30-25-A or other RULAND coupling models for your application.

How to select the right RULAND MANUFACTURING disc coupling?

Select based on shaft diameters (bore size), torque requirements, and misalignment needs. The MDCDK80-30-25-A suits different bore dimensions with a keyway and clamp-on design. Ensure the coupling's OD and length fit your space constraints. RULAND offers aluminum hubs with stainless steel discs for corrosion resistance.

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 double disc 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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Double disc coupling with aluminum hubs and stainless steel discs. Bore diameter 25 mm x 25 mm, outer diameter 79.4 mm. Round bore with keyway, clamp-on style. Two-piece design with center spacer. Connects keyed shafts while compensating for parallel, angular, and axial misalignment
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Double disc coupling for keyed shafts with 30 mm x 30 mm bore diameters and 79.4 mm outer diameter. Features a round with keyway bore type, clamp-on design, aluminum hub and center spacer, and stainless steel discs. Suitable for connecting two shafts in motion control, packaging, and automation equipment requiring zero-backlash torque transmission and misalignment compensation
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Double disc coupling for keyed shafts with 30 mm x 30 mm bore diameters and 79.4 mm outer diameter. Features a round with keyway bore type, clamp-on design, aluminum hub and center spacer, and stainless steel discs. Suitable for connecting two shafts in motion control, packaging, and automation equipment requiring zero-backlash torque transmission and misalignment compensation
This double disc coupling connects two keyed shafts, compensating for misalignment while transmitting torque. It features a 35 mm x 25 mm bore, 79.4 mm OD, round with keyway design, and clamp-on style. The hub and center spacer are aluminum, with stainless steel discs. It is commonly used in motion-control systems requiring zero backlash and high torsional stiffness
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This double disc coupling connects two keyed shafts, compensating for misalignment while transmitting torque. It features a 35 mm x 25 mm bore, 79.4 mm OD, round with keyway design, and clamp-on style. The hub and center spacer are aluminum, with stainless steel discs. It is commonly used in motion-control systems requiring zero backlash and high torsional stiffness

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