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

RULAND MANUFACTURING Double Disc Coupling

The RULAND MANUFACTURING Disc Coupling (MPN MDCDK80-40-30-A) is a double disc coupling for keyed shafts with a 40 mm x 30 mm bore diameter, 79.4 mm OD, and a round bore with keyway. It features a clamp-on design, an…

SKU 3G-OTH-152559

Also listed as: MDCDK804030A · MDCDK80 40 30 A

Brand
RULAND MANUFACTURING
Item
Double Disc Coupling
Part Number
MDCDK80-40-30-A
Category
Double Disc Couplings for Keyed Shafts
Available to Order
Also known as:MDCDK80-40-30-ARULAND MANUFACTURING
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MDCDK80-40-30-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 (MPN MDCDK80-40-30-A) is a double disc coupling for keyed shafts with a 40 mm x 30 mm bore diameter, 79.4 mm OD, and a round bore with keyway. It features a clamp-on design, an aluminum hub and center spacer, and stainless steel disc packs. This metric coupling has two discs with a center spacer and is designed for different bore dimensions.

Frequently Asked Questions

What is a RULAND MANUFACTURING disc coupling used for?

A RULAND MANUFACTURING disc coupling connects two shafts while accommodating misalignment. This double disc coupling with a center spacer is used in precision motion control, packaging, and automation equipment where zero backlash and high torsional stiffness are required.

What are the specifications of the RULAND MANUFACTURING MDCDK80-40-30-A disc coupling?

The RULAND MANUFACTURING MDCDK80-40-30-A has a 40 mm x 30 mm bore diameter, 79.4 mm OD, round bore with keyway, and clamp-on design. It features an aluminum hub and center spacer with stainless steel disc packs, and is metric with two discs.

Where to buy a RULAND MANUFACTURING disc coupling worldwide?

3G Electric supplies and delivers the RULAND MANUFACTURING MDCDK80-40-30-A disc coupling worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to install a RULAND MANUFACTURING disc coupling with keyway?

To install a RULAND MANUFACTURING disc coupling with keyway, align the key in the shaft keyway, slide the coupling hub onto the shaft, and tighten the clamp screws evenly to the manufacturer's torque specification. Ensure the disc packs are not twisted during installation.

Used in

Common applications for RULAND MANUFACTURING
Automation and robotics — Ruland PCMR22-8-6-A beam couplings for precise motion control with misalignment compensation.
Packaging machinery — Ruland JC12-4-A jaw coupling hubs for zero-backlash torque transmission in indexing systems.
CNC spindles — Ruland SPB-16-SS balanced shaft collars for high-speed rotating assemblies.
Medical equipment — Ruland MRSC25-10-5-A slit couplings for compact, precise shaft connections.
Conveyor systems — Ruland MCL-25-FZ steel shaft collars for secure positioning of components.
Servo motor applications — Ruland BCK50-24-16-A bellows couplings for high-speed, zero-backlash connections.
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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 for keyed shafts with 35 mm x 35 mm bore diameter and 69.9 mm OD. Features a round bore with keyway, clamp-on design, and two-piece assembly with center spacer. Hubs are aluminum; discs are stainless steel. Used in motion-control systems to connect two shafts, compensating for misalignment while transmitting torque
RULAND MANUFACTURING
Double disc coupling for keyed shafts with 35 mm x 35 mm bore diameter and 69.9 mm OD. Features a round bore with keyway, clamp-on design, and two-piece assembly with center spacer. Hubs are aluminum; discs are stainless steel. Used in motion-control systems to connect two shafts, compensating for misalignment while transmitting torque

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