Ruland, 28.6 mm OD 12 mm, 38.1 mm Length 7 mm Flexible Coupling

RS Stock No.:: 603-752
Mfr. Part No.:: PCMR29-12-7-SS
Manufacturer:: Ruland

Ruland, 28.6 mm OD 12 mm, 38.1 mm Length 7 mm Flexible Coupling

Subtotal (1 unit)*

€187.32

(exc. VAT)

€230.40

(inc. VAT)

Temporarily out of stock

Shipping from 13 March 2026

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Units	Per unit
1 +	€187.32

*price indicative

RS Stock No.:: 603-752
Mfr. Part No.:: PCMR29-12-7-SS
Manufacturer:: Ruland

Specifications

Technical data sheets

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	Ruland
	Product Type	Flexible Coupling
	Outside Diameter	28.6 mm
	Length	38.1mm
	Maximum Speed	6000rpm
	Torque Rating	4.6Nm
	Moment of Inertia	17.643 x 10-6 kg/m²
	Misalignment - Angular	3.0°
	Number of Beams	4
	Style	Clamp
	Misalignment - Parallel	0.38mm
	Misalignment - Axial	0.25mm
	Material	Non-Magnetic Stainless Steel, Austenitic
	Bore Size B	7mm
	Minimum Operating Temperature	-40°C
	Bore Size A	12mm
	Series	PCMR29
	Maximum Operating Temperature	176°C
	Standards/Approvals	RoHS3, REACH, DIN 912 12.9
	Screw Size	M4

	Select all
	Brand Ruland
	Product Type Flexible Coupling
	Outside Diameter 28.6 mm
	Length 38.1mm
	Maximum Speed 6000rpm
	Torque Rating 4.6Nm
	Moment of Inertia 17.643 x 10-6 kg/m²
	Misalignment - Angular 3.0°
	Number of Beams 4
	Style Clamp
	Misalignment - Parallel 0.38mm
	Misalignment - Axial 0.25mm
	Material Non-Magnetic Stainless Steel, Austenitic
	Bore Size B 7mm
	Minimum Operating Temperature -40°C
	Bore Size A 12mm
	Series PCMR29
	Maximum Operating Temperature 176°C
	Standards/Approvals RoHS3, REACH, DIN 912 12.9
	Screw Size M4

Datasheet - PCMR29-12-7-SS

COO (Country of Origin):: US

The Ruland Four beam coupling is engineered for precision and performance, making it an ideal choice for applications demanding high torque capacity and minimal backlash. Machined from a single piece of 303 stainless steel, this coupling provides a robust solution for precise shaft alignment, supporting angular and parallel misalignment with ease. Designed to excel at high speeds up to 6,000 RPM, the coupling's balanced design ensures reduced vibration, enhancing stability and efficiency in operation. Perfect for various industrial and mechanical applications, this coupling meets stringent quality standards and is fabricated in the USA under rigorous controls. With features that cater to both performance and longevity, it is an indispensable component for serious engineers and technicians alike.

Works seamlessly in applications with misalignment constraints

Offers zero-backlash for increased accuracy in motion transfer

Facilitates higher torque capacity while reducing windup

Ruland, 28.6 mm OD 12 mm, 38.1 mm Length 7 mm Flexible Coupling

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