Ruland, 57.2 mm OD, 78.2 mm Length 30 mm Flexible Coupling 22 mm

RS Stock No.:: 593-009
Mfr. Part No.:: MDCDK57-30-22-A
Manufacturer:: Ruland

Ruland, 57.2 mm OD, 78.2 mm Length 30 mm Flexible Coupling 22 mm

Subtotal (1 unit)*

€342.25

(exc. VAT)

€420.97

(inc. VAT)

Temporarily out of stock

Shipping from 09 April 2026

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Units	Per unit
1 +	€342.25

*price indicative

RS Stock No.:: 593-009
Mfr. Part No.:: MDCDK57-30-22-A
Manufacturer:: Ruland

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Ruland
	Product Type	Flexible Coupling
	Outside Diameter	57.2 mm
	Bore Size A	30mm
	Length	78.2mm
	Bore Size B	22mm
	Maximum Speed	10000rpm
	Hub Material	Aluminium
	Style	Clamp
	Membrane Material	302 Stainless Steel
	Minimum Operating Temperature	-40°C
	Series	MDCDK57-30-22-A
	Maximum Operating Temperature	93°C
	Standards/Approvals	RoHS3, REACH, MIL-A-8625 Type II, DIN 912 12.9, Class 2, ASTM B580 Type B
	Screw Size	M6

	Select all
	Brand Ruland
	Product Type Flexible Coupling
	Outside Diameter 57.2 mm
	Bore Size A 30mm
	Length 78.2mm
	Bore Size B 22mm
	Maximum Speed 10000rpm
	Hub Material Aluminium
	Style Clamp
	Membrane Material 302 Stainless Steel
	Minimum Operating Temperature -40°C
	Series MDCDK57-30-22-A
	Maximum Operating Temperature 93°C
	Standards/Approvals RoHS3, REACH, MIL-A-8625 Type II, DIN 912 12.9, Class 2, ASTM B580 Type B
	Screw Size M6

Datasheet - MDCDK57-30-22-A

COO (Country of Origin):: US

The Ruland Clamp double disc coupling is expertly designed to address the challenges of high-speed applications. This coupling features a balanced design that minimizes vibration, ensuring optimal performance at speeds up to 10,000 RPM. With its lightweight construction and low inertia, it excels in environments where precision is paramount. The innovative double disc design incorporates anodized aluminum hubs and stainless steel disc springs, allowing for exceptional flexibility and accommodation of alignment discrepancies. Ideal for stepper and servo applications, this coupling is machined from solid bar stock and adheres to stringent manufacturing standards. Its robust construction guarantees torsional rigidity while remaining compliant with RoHS3 and REACH regulations.

Excellent for high-speed applications with minimal vibration

Designed for ease of installation with precise alignment capabilities

Constructed from lightweight materials to enhance dynamic performance

Utilises a double disc system for superior misalignment accommodation

Manufactured under strict controls to ensure maximum torque capacity

Ruland, 57.2 mm OD, 78.2 mm Length 30 mm Flexible Coupling 22 mm

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