Ruland Beam, 31.8mm Outside Diameter, 8 mm, 12 mm Bore, 38.1mm Length Flexible Coupling

Subtotal (1 unit)*

£67.88

(exc. VAT)

£81.46

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 07 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£67.88

*price indicative

RS Stock No.:
605-771
Mfr. Part No.:
PSMR32-12-8-A
Brand:
Ruland
Find similar products by selecting one or more attributes.
Select all

Brand

Ruland

Coupling Types

Beam

Bore

8 mm, 12 mm

Outside Diameter

31.8mm

Length

38.1mm

Fastening Type

Set Screw

Torque Rating

7.2Nm

COO (Country of Origin):
US
The Ruland Set screw style four beam coupling delivers exceptional performance and reliability in high-speed applications. Constructed from premium 7075 aluminum, it offers a robust yet lightweight solution for connecting shafts with minimal backlash. The innovative design incorporates two sets of spiral cuts to enhance torque capacity and reduce windup, making it ideal for precision engineering tasks. Capable of accommodating angular and parallel misalignments, this coupling is optimized for operation at speeds up to 6,000 RPM, ensuring smooth and efficient power transfer. Manufactured in the USA, it adheres to stringent standards, providing peace of mind in quality and compliance. Designed for ease of installation, it features clear instructional guidelines, allowing for quick and accurate alignment in various applications.

Machined from a single piece of 7075 aluminum for enhanced durability
Zero-backlash design maintains accurate shaft alignment
Balanced construction reduces vibrations for smoother operation
Operates effectively at high speeds, up to 6,000 RPM

Related links