Ruland, 50.8 mm OD 20 mm, 61.3 mm Length Flexible Coupling 18 mm
- RS Stock No.:
- 593-590
- Mfr. Part No.:
- MBC51-20-18-A
- Brand:
- Ruland
Subtotal (1 unit)*
$377.52
(exc. GST)
$415.27
(inc. GST)
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- Shipping from 06 April 2026
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Units | Per unit |
|---|---|
| 1 + | $377.52 |
*price indicative
- RS Stock No.:
- 593-590
- Mfr. Part No.:
- MBC51-20-18-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 | Flexible Coupling | |
| Outside Diameter | 50.8 mm | |
| Length | 61.3mm | |
| Maximum Speed | 10000rpm | |
| Torque Rating | 45.2Nm | |
| Moment of Inertia | 80.756 x 10-6 kg/m² | |
| Misalignment - Angular | 2.0° | |
| Misalignment - Parallel | 0.25mm | |
| Hub Material | Aluminium | |
| Misalignment - Axial | 0.50mm | |
| Bore Size B | 18mm | |
| Minimum Operating Temperature | -40°F | |
| Bellows Material | 321 Stainless Steel | |
| Bore Size A | 20mm | |
| Maximum Operating Temperature | 200°F | |
| Series | MBC51 | |
| Standards/Approvals | RoHS3, DIN 912 12.9, ISO 9001:2015, REACH | |
| Screw Size | M5 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Flexible Coupling | ||
Outside Diameter 50.8 mm | ||
Length 61.3mm | ||
Maximum Speed 10000rpm | ||
Torque Rating 45.2Nm | ||
Moment of Inertia 80.756 x 10-6 kg/m² | ||
Misalignment - Angular 2.0° | ||
Misalignment - Parallel 0.25mm | ||
Hub Material Aluminium | ||
Misalignment - Axial 0.50mm | ||
Bore Size B 18mm | ||
Minimum Operating Temperature -40°F | ||
Bellows Material 321 Stainless Steel | ||
Bore Size A 20mm | ||
Maximum Operating Temperature 200°F | ||
Series MBC51 | ||
Standards/Approvals RoHS3, DIN 912 12.9, ISO 9001:2015, REACH | ||
Screw Size M5 | ||
- COO (Country of Origin):
- US
The Ruland High Stiffness Bellows Coupling offers a combination of precision and reliability for motion control applications. Engineered for minimal vibration at elevated speeds, this coupling features anodized aluminium hubs paired with durable stainless steel bellows, ensuring lightweight performance without compromising strength. Designed to accommodate various misalignments, it lends itself perfectly to precision positioning tasks in demanding environments. Its balanced design and robust construction allow for operation at speeds up to 10,000 RPM while maintaining structural integrity. Manufactured to rigorous standards in an ISO 9001:2015 certified facility, this coupling meets compliance regulations, offering peace of mind to users in diverse industrial settings.
Comprises anodized aluminium hubs and stainless steel bellows for a lightweight assembly
Engineered for reduced vibration and optimal performance at high rotational speeds
Facilitates improved torsional stiffness thanks to its innovative convoluted design
Accommodates various forms of misalignment enhancing versatility in application
Tested beyond the requirements of DIN 912 12.9 standards for superior torque capabilities
Manufactured from premium North American sourced bar stock to ensure high quality
Meets RoHS3 REACH and Conflict Minerals compliance for environmentally responsible operations
Comes with a zero backlash feature ensuring precise transmission of motion
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