Ruland, 69.9 mm OD 35 mm, 87.1 mm Length Bellow Coupling 20 mm
- RS Stock No.:
- 591-430
- Mfr. Part No.:
- MBC70-35-20-A
- Brand:
- Ruland
Subtotal (1 unit)*
$693.11
(exc. GST)
$762.42
(inc. GST)
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- Shipping from 02 April 2026
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Units | Per unit |
|---|---|
| 1 + | $693.11 |
*price indicative
- RS Stock No.:
- 591-430
- Mfr. Part No.:
- MBC70-35-20-A
- Brand:
- 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 | Bellow Coupling | |
| Outside Diameter | 69.9 mm | |
| Length | 87.1mm | |
| Maximum Speed | 10000rpm | |
| Torque Rating | 104.5Nm | |
| Moment of Inertia | 4.228 x 4-2 kg/m² | |
| Misalignment - Angular | 2.0° | |
| Misalignment - Parallel | 0.30mm | |
| Hub Material | Aluminium | |
| Misalignment - Axial | 0.76mm | |
| Bore Size A | 35mm | |
| Minimum Operating Temperature | -40°C | |
| Bore Size B | 20mm | |
| Bellows Material | 321 Stainless Steel | |
| Series | MBC70 | |
| Maximum Operating Temperature | 93°C | |
| Standards/Approvals | RoHS3, REACH, ISO 9001:2015, DIN 912 12.9 | |
| Screw Size | M8 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Bellow Coupling | ||
Outside Diameter 69.9 mm | ||
Length 87.1mm | ||
Maximum Speed 10000rpm | ||
Torque Rating 104.5Nm | ||
Moment of Inertia 4.228 x 4-2 kg/m² | ||
Misalignment - Angular 2.0° | ||
Misalignment - Parallel 0.30mm | ||
Hub Material Aluminium | ||
Misalignment - Axial 0.76mm | ||
Bore Size A 35mm | ||
Minimum Operating Temperature -40°C | ||
Bore Size B 20mm | ||
Bellows Material 321 Stainless Steel | ||
Series MBC70 | ||
Maximum Operating Temperature 93°C | ||
Standards/Approvals RoHS3, REACH, ISO 9001:2015, DIN 912 12.9 | ||
Screw Size M8 | ||
- COO (Country of Origin):
- US
The Ruland High Stiffness Bellows Coupling is engineered for precision positioning applications, combining lightweight construction with robust performance. The innovative design features anodised aluminium hubs paired with a stainless steel bellows, ensuring both durability and low inertia. With a reduced number of convolutions, it excels in torsional stiffness while accommodating various misalignment types. This coupling is capable of operating at high speeds of up to 10,000 RPM, making it ideal for demanding environments. Each component is manufactured in an ISO certified facility, guaranteeing stringent quality control and compliance with international standards.
Features a balanced design promoting longevity and reliability
It incorporates a zero backlash function for precise motion control
Meets multiple compliance standards including RoHS3 and REACH
Offers excellent torque ratings for enhanced performance
Fits seamlessly within existing machinery designs
Lightweight yet robust reducing overall system weight
Simple installation process allows for rapid operational setup
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