Ruland, 69.9 mm OD 38 mm, 87.1 mm Length Flexible Coupling 20 mm

Subtotal (1 unit)*

SGD529.30

(exc. GST)

SGD576.94

(inc. GST)

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 +SGD529.30

*price indicative

RS Stock No.:
591-188
Mfr. Part No.:
MBC70-38-20-A
Manufacturer:
Ruland
Find similar products by selecting one or more attributes.
Select all

Brand

Ruland

Product Type

Flexible Coupling

Outside Diameter

69.9 mm

Length

87.1mm

Maximum Speed

10000rpm

Torque Rating

104.5Nm

Moment of Inertia

4.183 x 4-2 kg/m²

Misalignment - Angular

2.0°

Misalignment - Parallel

0.30mm

Hub Material

Aluminium

Misalignment - Axial

0.76mm

Bore Size B

20mm

Minimum Operating Temperature

-40°C

Bore Size A

38mm

Bellows Material

321 Stainless Steel

Series

MBC70

Maximum Operating Temperature

93°C

Standards/Approvals

DIN 912 12.9, REACH, RoHS3, ISO 9001:2015

Screw Size

M8

COO (Country of Origin):
US
The Ruland High Stiffness Bellows Coupling is engineered for precision positioning applications, expertly crafted to handle misalignments while maintaining superior torsional rigidity. With a design that integrates two anodised aluminium hubs and a robust stainless steel bellows, it strikes an ideal balance between lightweight construction and low inertia, making it perfect for high speed environments. Capable of withstanding speeds up to 10,000 RPM, this coupling is meticulously manufactured under strict quality controls, ensuring durability and reliability demanded by modern machinery. It not only meets industry standards but also goes beyond in terms of performance, featuring a balanced design for reduced vibrations, thus enhancing operational efficiency.

Designed for high speed performance with exceptional torsional stiffness

Built with anodised aluminium and stainless steel for a lightweight structure

Manufactured under ISO 9001:2015 standards to ensure consistent quality

Accommodates all forms of misalignment for versatile applications

Engineered with a balanced design to minimise operational vibrations

Maximises torque capabilities for efficient power transfer

Complies with RoHS3 REACH and Conflict Minerals standards for environmental safety

Precision machined from North American sourced bar stock for reliability

Allows for adjustable shaft penetration to meet various engineering needs

Related links