Ruland, 50.8 mm OD 20 mm, 61.3 mm Length Bellow Coupling 14 mm
- RS Stock No.:
- 591-309
- Mfr. Part No.:
- MBCK51-20-14-A
- Brand:
- Ruland
Subtotal (1 unit)*
$425.76
(exc. GST)
$468.34
(inc. GST)
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- Shipping from 06 April 2026
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Units | Per unit |
|---|---|
| 1 + | $425.76 |
*price indicative
- RS Stock No.:
- 591-309
- Mfr. Part No.:
- MBCK51-20-14-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 | 50.8 mm | |
| Length | 61.3mm | |
| Maximum Speed | 10000rpm | |
| Torque Rating | 45.2Nm | |
| Moment of Inertia | 8.127 x 10-5 kg/m² | |
| Misalignment - Angular | 2.0° | |
| Hub Material | Aluminium | |
| Misalignment - Parallel | 0.25mm | |
| Misalignment - Axial | 0.50mm | |
| Minimum Operating Temperature | -40°C | |
| Bellows Material | 321 Stainless Steel | |
| Bore Size A | 20mm | |
| Bore Size B | 14mm | |
| Maximum Operating Temperature | 93°C | |
| Series | MBCK51 | |
| Standards/Approvals | RoHS3, DIN 912 12.9, ISO 9001:2015, REACH | |
| Screw Size | M5 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Bellow Coupling | ||
Outside Diameter 50.8 mm | ||
Length 61.3mm | ||
Maximum Speed 10000rpm | ||
Torque Rating 45.2Nm | ||
Moment of Inertia 8.127 x 10-5 kg/m² | ||
Misalignment - Angular 2.0° | ||
Hub Material Aluminium | ||
Misalignment - Parallel 0.25mm | ||
Misalignment - Axial 0.50mm | ||
Minimum Operating Temperature -40°C | ||
Bellows Material 321 Stainless Steel | ||
Bore Size A 20mm | ||
Bore Size B 14mm | ||
Maximum Operating Temperature 93°C | ||
Series MBCK51 | ||
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 is engineered for precision positioning applications, integrating exceptional torsional stiffness with the ability to accommodate varied misalignments. Constructed from robust anodised aluminium hubs and stainless steel bellows, it boasts a lightweight design capable of enhancing system performance at high speeds, up to 10,000 RPM. The dedication to quality is evident, as it is manufactured in an ISO certified facility in Marlborough, MA, utilizing meticulously sourced North American materials.
Reduced vibration at high speeds optimises operational efficiency
Balanced design contributes to improved performance under dynamic conditions
Accommodates all forms of misalignment for enhanced versatility
Lightweight construction minimises inertia aiding overall system responsiveness
Manufactured with high quality materials ensuring longevity and durability
RoHS3 and REACH compliant promoting environmental safety
Torque ratings are designed to meet rigorous application demands
Precision engineered to support critical applications without backlash
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