Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

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 (MPN DCDK44-20-16-A) is a double disc coupling for keyed shafts with different bore dimensions of 1 1/4 in and 1 in. It features a round with keyway bore type, an aluminum hub…

SKU 3G-OTH-152578

Also listed as: DCDK442016A · DCDK44 20 16 A

Brand
RULAND MANUFACTURING
Item
Double Disc Coupling for Keyed Shafts
Category
Double Disc Couplings for Keyed Shafts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
DCDK44-20-16-A
Type
Round with Keyway
OD
2 3/4 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The RULAND MANUFACTURING Disc Coupling (MPN DCDK44-20-16-A) is a double disc coupling for keyed shafts with different bore dimensions of 1 1/4 in and 1 in. It features a round with keyway bore type, an aluminum hub and center spacer, and stainless steel disc packs. This inch-series coupling has a 2 3/4 in OD and includes a center spacer.

Frequently Asked Questions

What is the RULAND MANUFACTURING DCDK44-20-16-A disc coupling used for?

The RULAND MANUFACTURING DCDK44-20-16-A double disc coupling connects keyed shafts with different bore diameters (1 1/4 in and 1 in) in motion-control applications. It accommodates misalignment while transmitting torque, making it suitable for precision machinery, packaging equipment, and automated systems where reliable shaft coupling is required.

What are the specifications of the RULAND MANUFACTURING DCDK44-20-16-A disc coupling?

This RULAND MANUFACTURING disc coupling has a 2 3/4 in OD, round with keyway bore type, and different bore dimensions of 1 1/4 in and 1 in. It features an aluminum hub and center spacer with stainless steel disc packs. The inch-series design includes two disc packs with a center spacer for enhanced misalignment compensation.

Where to buy the RULAND MANUFACTURING DCDK44-20-16-A disc coupling worldwide?

3G Electric supplies the RULAND MANUFACTURING DCDK44-20-16-A disc coupling worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this double disc coupling for keyed shafts.

How to select the correct RULAND MANUFACTURING disc coupling for keyed shafts?

To select the correct RULAND MANUFACTURING disc coupling, match the bore diameters to your shaft sizes (e.g., 1 1/4 in and 1 in for the DCDK44-20-16-A), verify the keyway type (round with keyway), and confirm the OD (2 3/4 in) fits your space. Ensure the coupling's torque rating and misalignment capacity 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 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
This double disc coupling connects two keyed shafts of 1 1/4 in diameter. It has a round bore with keyway, aluminum hub and center spacer, and stainless steel disc packs. The coupling accommodates misalignment while transmitting torque, suitable for motion-control applications requiring zero backlash and high torsional stiffness
RULAND MANUFACTURING
This double disc coupling connects two keyed shafts of 1 1/4 in diameter. It has a round bore with keyway, aluminum hub and center spacer, and stainless steel disc packs. The coupling accommodates misalignment while transmitting torque, suitable for motion-control applications requiring zero backlash and high torsional stiffness
Double disc coupling with 1 in x 1 in bore, 2 3/4 in OD, round keyway bore, and clamp-on hubs. Aluminum hubs and stainless steel discs provide zero backlash and high torsional stiffness. Used to connect keyed shafts in motion control applications requiring misalignment compensation and torque transmission
RULAND MANUFACTURING
Double disc coupling with 1 in x 1 in bore, 2 3/4 in OD, round keyway bore, and clamp-on hubs. Aluminum hubs and stainless steel discs provide zero backlash and high torsional stiffness. Used to connect keyed shafts in motion control applications requiring misalignment compensation and torque transmission
Double disc coupling with aluminum hub and center spacer, stainless steel disc packs. Bore diameters: 1 1/2 in and 1 in, round with keyway. OD: 2 3/4 in. Accommodates misalignment in motion-control applications such as servo motors and encoders
RULAND MANUFACTURING
Double disc coupling with aluminum hub and center spacer, stainless steel disc packs. Bore diameters: 1 1/2 in and 1 in, round with keyway. OD: 2 3/4 in. Accommodates misalignment in motion-control applications such as servo motors and encoders
Double disc coupling for keyed shafts with a 1 1/2 in x 25 mm bore diameter and 2 3/4 in OD. Features a round with keyway bore, aluminum hub and center spacer, and stainless steel discs. Designed for inch-to-metric bore applications, compensating for misalignment in motion control, packaging, and automation equipment
RULAND MANUFACTURING
Double disc coupling for keyed shafts with a 1 1/2 in x 25 mm bore diameter and 2 3/4 in OD. Features a round with keyway bore, aluminum hub and center spacer, and stainless steel discs. Designed for inch-to-metric bore applications, compensating for misalignment in motion control, packaging, and automation equipment
This double disc coupling connects keyed shafts with different bore sizes (1-1/4 in and 25 mm) while accommodating misalignment. It features an aluminum hub and center spacer with stainless steel disc packs, and a round with keyway bore. Suitable for precision torque transmission and zero backlash applications in motion control, packaging, and automation equipment
RULAND MANUFACTURING
This double disc coupling connects keyed shafts with different bore sizes (1-1/4 in and 25 mm) while accommodating misalignment. It features an aluminum hub and center spacer with stainless steel disc packs, and a round with keyway bore. Suitable for precision torque transmission and zero backlash applications in motion control, packaging, and automation equipment
This double disc coupling connects keyed shafts with bores of 1 in and 25 mm, accommodating inch-to-metric dimensions. It features a round with keyway bore type, clamp-on design, and a 2-piece assembly with center spacer. The aluminum hub and stainless steel disc pack provide zero-backlash torque transmission in motion control and automation equipment
RULAND MANUFACTURING
This double disc coupling connects keyed shafts with bores of 1 in and 25 mm, accommodating inch-to-metric dimensions. It features a round with keyway bore type, clamp-on design, and a 2-piece assembly with center spacer. The aluminum hub and stainless steel disc pack provide zero-backlash torque transmission in motion control and automation equipment

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts
This double disc coupling connects two keyed shafts with bore diameters of 1 1/2 in and 1 1/4 in. It features a 2 3/4 in outer diameter, round with keyway bores, aluminum hubs, and a stainless steel center spacer. Designed to accommodate misalignment in power transmission applications such as motion control and packaging equipment
RULAND MANUFACTURING
This double disc coupling connects two keyed shafts with bore diameters of 1 1/2 in and 1 1/4 in. It features a 2 3/4 in outer diameter, round with keyway bores, aluminum hubs, and a stainless steel center spacer. Designed to accommodate misalignment in power transmission applications such as motion control and packaging equipment
Double disc coupling for keyed shafts with 40 mm and 30 mm bore diameters, 79.4 mm outer diameter, round bore with keyway, and clamp-on design. Constructed with aluminum hub and center spacer, stainless steel disc packs. Used to connect shafts while accommodating misalignment in power transmission applications
RULAND MANUFACTURING
Double disc coupling for keyed shafts with 40 mm and 30 mm bore diameters, 79.4 mm outer diameter, round bore with keyway, and clamp-on design. Constructed with aluminum hub and center spacer, stainless steel disc packs. Used to connect shafts while accommodating misalignment in power transmission applications
Double disc coupling with a round hub and keyway bore, designed to connect two shafts while accommodating misalignment. Features an aluminum hub and center spacer with stainless steel disc packs. Suitable for inch to metric bore applications requiring precision torque transmission and zero backlash
RULAND MANUFACTURING
Double disc coupling with a round hub and keyway bore, designed to connect two shafts while accommodating misalignment. Features an aluminum hub and center spacer with stainless steel disc packs. Suitable for inch to metric bore applications requiring precision torque transmission and zero backlash
This double disc coupling connects two keyed shafts while accommodating misalignment. It features a round with keyway bore, aluminum hub and center spacer, and stainless steel disc packs. Designed for inch to metric bore applications with different bore dimensions, it is used in motion control, packaging, and automation equipment requiring precision torque transmission and zero backlash
RULAND MANUFACTURING
This double disc coupling connects two keyed shafts while accommodating misalignment. It features a round with keyway bore, aluminum hub and center spacer, and stainless steel disc packs. Designed for inch to metric bore applications with different bore dimensions, it is used in motion control, packaging, and automation equipment requiring precision torque transmission and zero backlash
Double disc coupling with 30 mm x 30 mm bore diameters, 69.9 mm outer diameter, round with keyway bore type, and clamp-on design. Features an aluminum hub and center spacer with stainless steel discs. Used to connect two keyed shafts while accommodating parallel, angular, and axial misalignment in power transmission applications
RULAND MANUFACTURING
Double disc coupling with 30 mm x 30 mm bore diameters, 69.9 mm outer diameter, round with keyway bore type, and clamp-on design. Features an aluminum hub and center spacer with stainless steel discs. Used to connect two keyed shafts while accommodating parallel, angular, and axial misalignment in power transmission applications
Double disc coupling with a center spacer for connecting keyed shafts. Features aluminum hubs and stainless steel discs. Bore diameters: 45 mm and 40 mm. Outer diameter: 79.4 mm. Round bore with keyway, clamp-on style. Metric dimensions
RULAND MANUFACTURING
Double disc coupling with a center spacer for connecting keyed shafts. Features aluminum hubs and stainless steel discs. Bore diameters: 45 mm and 40 mm. Outer diameter: 79.4 mm. Round bore with keyway, clamp-on style. Metric dimensions
This double disc coupling connects two shafts with different bore diameters of 1-3/4 in and 30 mm, accommodating misalignment while maintaining zero backlash and high torsional stiffness. It features an aluminum hub and center spacer with stainless steel disc packs, and a round with keyway bore type. Typical applications include precision motion control, servo systems, and industrial machinery
RULAND MANUFACTURING
This double disc coupling connects two shafts with different bore diameters of 1-3/4 in and 30 mm, accommodating misalignment while maintaining zero backlash and high torsional stiffness. It features an aluminum hub and center spacer with stainless steel disc packs, and a round with keyway bore type. Typical applications include precision motion control, servo systems, and industrial machinery
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