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

RULAND MANUFACTURING Disc Coupling: 35 mm x 35 mm Bore Dia, 69.9 mm OD, Round with Keyway - Double Disc Couplings for Keyed Shafts
RULAND MANUFACTURINGDouble Disc Couplings for Keyed Shafts

RULAND MANUFACTURING Disc Coupling: 35 mm x 35 mm Bore Dia, 69.9 mm OD, Round with Keyway

The RULAND MANUFACTURING Disc Coupling (SKU 805MR7, MPN MDCDK70-35-35-A) is a double disc coupling for keyed shafts with a 35 mm x 35 mm bore diameter and 69.9 mm OD. It features a round bore with keyway, a clamp-on…

SKU 3G-OTH-152609

Brand
RULAND MANUFACTURING
Item
Disc Coupling: 35 mm x 35 mm Bore Dia, 69.9 mm OD, Round with Keyway
Category
Double Disc Couplings for Keyed Shafts
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MDCDK70-35-35-A
Type
Round with Keyway, Clamp On
OD
69.9 mm
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RULAND MANUFACTURING Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING Disc Coupling (SKU 805MR7, MPN MDCDK70-35-35-A) is a double disc coupling for keyed shafts with a 35 mm x 35 mm bore diameter and 69.9 mm OD. It features a round bore with keyway, a clamp-on design, and a two-piece assembly with center spacer. The hubs are aluminum, the discs are stainless steel, and it is metric-sized with same 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 disc coupling used for?

A RULAND MANUFACTURING disc coupling connects two keyed shafts in motion-control systems, compensating for misalignment while transmitting torque. It is commonly used in servo motors, encoders, and precision positioning equipment across industrial automation, packaging, and machine tool applications.

What are the specifications of the RULAND MANUFACTURING MDCDK70-35-35-A disc coupling?

The RULAND MANUFACTURING MDCDK70-35-35-A is a double disc coupling with a 35 mm x 35 mm bore diameter, 69.9 mm OD, round bore with keyway, and clamp-on design. It has aluminum hubs, stainless steel discs, a two-piece assembly with center spacer, and is metric-sized with same bore dimensions.

Where to buy RULAND MANUFACTURING disc couplings worldwide?

3G Electric supplies RULAND MANUFACTURING disc couplings worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source and deliver genuine components like the MDCDK70-35-35-A to support your motion-control needs across any region.

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 keyseat, slide the coupling hub onto the shaft, and tighten the clamp screws evenly to the manufacturer's torque specification. Ensure the center spacer is properly positioned between hubs to avoid binding during operation.

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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RULAND MANUFACTURING Disc Coupling: 35 mm x 30 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-35-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 35 mm x 30 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-35-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 35 mm x 25 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-35-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 35 mm x 25 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-35-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 25 mm x 25 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-25-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 25 mm x 25 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-25-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 30 mm x 25 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; 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 with Keyway, Clamp On (MPN MDCDK70-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 45 mm x 35 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-45-35-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 45 mm x 35 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-45-35-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 30 mm x 25 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; 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, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-30-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.

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RULAND MANUFACTURING Disc Coupling: 1 1/2 in x 1 1/4 in Bore Dia, 2 3/4 in OD, Round with Keyway (MPN DCDK44-24-20-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Disc Coupling: 40 mm x 30 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-40-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 40 mm x 30 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-40-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 1 1/4 in x 30 mm Bore Dia, 2 3/4 in OD, Round with Keyway (MPN DCDK44-1-1/4"-30MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; 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 1/4 in x 30 mm Bore Dia, 2 3/4 in OD, Round with Keyway (MPN DCDK44-1-1/4"-30MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch to Metric Bore.
RULAND MANUFACTURING Disc Coupling: 1 1/2 in x 35 mm Bore Dia, 2 3/4 in OD, Round with Keyway (MPN DCDK44-1-1/2"-35MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; 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 1/2 in x 35 mm Bore Dia, 2 3/4 in OD, Round with Keyway (MPN DCDK44-1-1/2"-35MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch to Metric Bore.
RULAND MANUFACTURING Disc Coupling: 30 mm x 30 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-30-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 30 mm x 30 mm Bore Dia, 69.9 mm OD, Round with Keyway, Clamp On (MPN MDCDK70-30-30-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING Disc Coupling: 45 mm x 40 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-45-40-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 45 mm x 40 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-45-40-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; 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 30 mm Bore Dia, 3 1/8 in OD, Round with Keyway (MPN DCDK50-1-3/4"-30MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 1 3/4 in x 30 mm Bore Dia, 3 1/8 in OD, Round with Keyway (MPN DCDK50-1-3/4"-30MM-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: Yes; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Inch.
RULAND MANUFACTURING Disc Coupling: 25 mm x 25 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-25-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.
RULAND MANUFACTURING
RULAND MANUFACTURING Disc Coupling: 25 mm x 25 mm Bore Dia, 79.4 mm OD, Round with Keyway, Clamp On (MPN MDCDK80-25-25-A). Key specifications — attr869742: RULAND MANUFACTURING; attr869741: Round with Keyway; attr869743: Aluminum; attr869746: No; attr869747: Stainless Steel; attr869761: Aluminum; attr869778: 2 with Center Spacer; attr869794: Metric.