Ruland, 25.4 mm OD 12 mm, 38.1 mm Length 8 mm Flexible Beam Coupling

View all Flexible Couplings

Subtotal (1 unit)*

MYR806.01

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 09 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per Unit
1 +MYR806.01

*price indicative

RS Stock No.:
593-438
Mfr. Part No.:
FCMR25-12-8-SS
Manufacturer:
Ruland
Find similar products by selecting one or more attributes.
Select all

Brand

Ruland

Product Type

Flexible Beam Coupling

Outside Diameter

25.4 mm

Length

38.1mm

Maximum Speed

6000rpm

Torque Rating

4.4Nm

Moment of Inertia

11.293 x 10-6 kg/m²

Number of Beams

6

Misalignment - Angular

3.0°

Misalignment - Parallel

0.38mm

Style

Clamp

Misalignment - Axial

0.25mm

Minimum Operating Temperature

-40°C

Material

303 Stainless Steel

Bore Size B

8mm

Bore Size A

12mm

Series

FCMR25

Maximum Operating Temperature

176°C

Standards/Approvals

RoHS3, REACH, DIN 912 12.9

Screw Size

M4

COO (Country of Origin):
US
The Ruland Six beam coupling is a paramount choice for light duty power transmission applications, expertly designed to connect servo motors to lead screws with unparalleled precision. This coupling features a unique spiral cut design that enhances torque capacity while significantly reducing windup, making it ideal for high-torque applications. Crafted from 303 stainless steel, it is not only durable but also compliant with stringent regulatory standards, ensuring safe and reliable operation. With a zero-backlash design and a balanced construction, this coupling minimises vibration even at high speeds of up to 6,000 RPM, providing a seamless experience in performance-critical environments. Manufactured in the USA under strict quality controls, it embodies Ruland's commitment to excellence.

Compatible with metric hardware, catering to a broad range of installation needs

Weighs only 0.226400 lbs, making it a lightweight yet robust solution

Manufactured from bar stock sourced exclusively from North American mills

Features a maximum speed rating of 6,000 RPM for enhanced operational capabilities

Designed with a balanced structure to ensure low vibration during operation

Related links