We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 3/8 in Bore Dia, 1 5/16 in OD - Double Disc Couplings for Round Shafts
RULAND MANUFACTURINGDouble Disc Couplings for Round Shafts

RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 3/8 in Bore Dia, 1 5/16 in OD

The RULAND MANUFACTURING Motion Control Coupling (MPN DCD21-10-6-A) is a double disc coupling for round shafts with a 5/8 in x 3/8 in bore diameter and 1 5/16 in OD. It features an aluminum hub and center spacer with…

SKU 3G-OTH-145287

Brand
RULAND MANUFACTURING
Item
Motion Control Coupling: 5/8 in x 3/8 in Bore Dia, 1 5/16 in OD
Category
Double Disc Couplings for Round Shafts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
DCD21-10-6-A
Type
Round
OD
1 5/16 in
View Full Spec Sheet

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 Motion Control Coupling (MPN DCD21-10-6-A) is a double disc coupling for round shafts with a 5/8 in x 3/8 in bore diameter and 1 5/16 in OD. It features an aluminum hub and center spacer with stainless steel discs, and includes two discs with a center spacer. This inch-sized coupling accommodates different bore dimensions.

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 double disc coupling used for?

A RULAND MANUFACTURING double disc coupling, like the DCD21-10-6-A, is used in motion control applications to connect two rotating shafts while accommodating misalignment. It provides high torsional stiffness and zero backlash, making it ideal for precision positioning systems, servo motors, and encoders in industrial automation.

What are the specifications of the RULAND MANUFACTURING DCD21-10-6-A coupling?

The RULAND MANUFACTURING DCD21-10-6-A is a double disc coupling with a 5/8 in x 3/8 in bore diameter and 1 5/16 in OD. It has an aluminum hub and center spacer with stainless steel discs, includes two discs with a center spacer, and is inch-sized for different bore dimensions.

Where to buy a RULAND MANUFACTURING DCD21-10-6-A coupling worldwide?

3G Electric supplies the RULAND MANUFACTURING DCD21-10-6-A double disc coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this motion control coupling to your facility. Contact us for availability and lead time.

How to select a double disc coupling for round shafts?

To select a double disc coupling for round shafts, match the bore diameters to your shaft sizes—like the 5/8 in x 3/8 in on the RULAND DCD21-10-6-A. Consider the OD, material (aluminum hub with stainless steel discs for corrosion resistance), and torque requirements. Ensure the coupling accommodates misalignment without overloading the system.

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 round 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 →

Similar products

Matched by specification & description
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 5/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-5-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 5/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-5-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 1/2 in x 1/2 in Bore Dia, 1 in OD, Round, Clamp On (MPN DCD16-8-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 1/2 in x 1/2 in Bore Dia, 1 in OD, Round, Clamp On (MPN DCD16-8-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 1/4 in x 3/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-4-3-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 1/4 in x 3/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-4-3-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 1/4 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-4-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 1/4 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-4-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 3/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-3-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 5/16 in x 3/16 in Bore Dia, 3/4 in OD, Round, Clamp On (MPN DCD12-5-3-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 3/8 in x 5/16 in Bore Dia, 1 in OD, Round, Clamp On (MPN DCD16-6-5-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 3/8 in x 5/16 in Bore Dia, 1 in OD, Round, Clamp On (MPN DCD16-6-5-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.

More from RULAND MANUFACTURING

View all RULAND MANUFACTURING parts →
RULAND MANUFACTURING Disc Coupling: 30 mm x 25 mm Bore Dia, 69.9 mm OD, Round, Clamp On (MPN MDCD70-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 30 mm x 25 mm Bore Dia, 69.9 mm OD, Round, Clamp On (MPN MDCD70-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 1 3/4 in x 35 mm Bore Dia, 3 1/8 in OD, Round, Clamp On (MPN DCD50-1-3/4"-35MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch to Metric Bore.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 1 3/4 in x 35 mm Bore Dia, 3 1/8 in OD, Round, Clamp On (MPN DCD50-1-3/4"-35MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch to Metric Bore.
RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 5/8 in Bore Dia, 1 5/16 in OD, Round (MPN DCD21-10-10-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 5/8 in Bore Dia, 1 5/16 in OD, Round (MPN DCD21-10-10-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 1/2 in Bore Dia, 1 5/8 in OD, Round, Clamp On (MPN DCD26-10-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 5/8 in x 1/2 in Bore Dia, 1 5/8 in OD, Round, Clamp On (MPN DCD26-10-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Disc Coupling: 1 3/4 in x 1 3/4 in Bore Dia, 3 1/8 in OD, Round, Clamp On (MPN DCD50-28-28-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 1 3/4 in x 1 3/4 in Bore Dia, 3 1/8 in OD, Round, Clamp On (MPN DCD50-28-28-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Motion Control Coupling: 14 mm x 12 mm Bore Dia, 41.3 mm OD, Round, Clamp On (MPN MDCD41-14-12-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 14 mm x 12 mm Bore Dia, 41.3 mm OD, Round, Clamp On (MPN MDCD41-14-12-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Motion Control Coupling: 10 mm x 8 mm Bore Dia, 25.4 mm OD, Round, Clamp On (MPN MDCD25-10-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 10 mm x 8 mm Bore Dia, 25.4 mm OD, Round, Clamp On (MPN MDCD25-10-8-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Motion Control Coupling: 3/4 in x 3/4 in Bore Dia, 1 5/8 in OD, Round, Clamp On (MPN DCD26-12-12-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Motion Control Coupling: 3/4 in x 3/4 in Bore Dia, 1 5/8 in OD, Round, Clamp On (MPN DCD26-12-12-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.