Ruland, 69.9 mm OD 25 mm, 87.1 mm Length Flexible Coupling 20 mm
- RS Stock No.:
- 591-137
- Mfr. Part No.:
- MBC70-25-20-A
- Manufacturer:
- Ruland
Subtotal (1 unit)*
€368.04
(exc. VAT)
€452.69
(inc. VAT)
Temporarily out of stock
- Shipping from 09 April 2026
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Units | Per unit |
|---|---|
| 1 + | €368.04 |
*price indicative
- RS Stock No.:
- 591-137
- Mfr. Part No.:
- MBC70-25-20-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 | 69.9 mm | |
| Length | 87.1mm | |
| Maximum Speed | 10000rpm | |
| Torque Rating | 104.5Nm | |
| Moment of Inertia | 4.312 x 4-2 kg/m² | |
| Misalignment - Angular | 2.0° | |
| Hub Material | Aluminium | |
| Misalignment - Parallel | 0.30mm | |
| Misalignment - Axial | 0.76mm | |
| Bellows Material | 321 Stainless Steel | |
| Minimum Operating Temperature | -40°C | |
| Bore Size A | 25mm | |
| Bore Size B | 20mm | |
| Maximum Operating Temperature | 93°C | |
| Series | MBC70 | |
| Standards/Approvals | DIN 912 12.9, ISO 9001:2015, REACH, RoHS3 | |
| Screw Size | M8 | |
| 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 4.312 x 4-2 kg/m² | ||
Misalignment - Angular 2.0° | ||
Hub Material Aluminium | ||
Misalignment - Parallel 0.30mm | ||
Misalignment - Axial 0.76mm | ||
Bellows Material 321 Stainless Steel | ||
Minimum Operating Temperature -40°C | ||
Bore Size A 25mm | ||
Bore Size B 20mm | ||
Maximum Operating Temperature 93°C | ||
Series MBC70 | ||
Standards/Approvals DIN 912 12.9, ISO 9001:2015, REACH, RoHS3 | ||
Screw Size M8 | ||
- COO (Country of Origin):
- US
The Ruland Bellows Coupling designed for precision positioning in demanding applications. Crafted with an advanced balance that reduces vibration at high speeds, this coupling features a robust construction of anodised aluminium hubs paired with a lightweight stainless steel bellows. Its thoughtful engineering allows for increased torsional stiffness and flexibility under misalignment, making it ideal for situations requiring high accuracy and reliability. This coupling not only meets stringent standards but is also manufactured in an ISO certified facility, ensuring exceptional quality and compliance with RoHS3, REACH, and Conflict Minerals regulations.
Designed for high stiffness and precision applications
Constructed from premium North American sourced materials
Achieves operational speeds of up to 10000 RPM
Features a balanced design to minimize vibrations
Allows for all forms of misalignment while maintaining rigidity
Meets rigorous torque capabilities beyond standard industry norms
Manufactured under strict quality controls in an established facility
Compliant with environmental and safety regulations
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