Ruland, 50.8 mm OD 18 mm, 61.3 mm Length Flexible Coupling 16 mm
- RS Stock No.:
- 592-429
- Mfr. Part No.:
- MBCK51-18-16-A
- Brand:
- Ruland
Subtotal (1 unit)*
$405.49
(exc. GST)
$446.04
(inc. GST)
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In Stock
- Plus 10 unit(s) shipping from 02 March 2026
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Units | Per unit |
|---|---|
| 1 + | $405.49 |
*price indicative
- RS Stock No.:
- 592-429
- Mfr. Part No.:
- MBCK51-18-16-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 | 8.142 x 10-5 kg/m² | |
| Misalignment - Angular | 2.0° | |
| Misalignment - Parallel | 0.25mm | |
| Hub Material | Aluminium | |
| Misalignment - Axial | 0.50mm | |
| Bellows Material | 321 Stainless Steel | |
| Minimum Operating Temperature | -40°F | |
| Bore Size A | 18mm | |
| Bore Size B | 16mm | |
| Series | MBCK51 | |
| Maximum Operating Temperature | 200°F | |
| Standards/Approvals | RoHS3, ISO 9001:2015, DIN 912 12.9, 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 8.142 x 10-5 kg/m² | ||
Misalignment - Angular 2.0° | ||
Misalignment - Parallel 0.25mm | ||
Hub Material Aluminium | ||
Misalignment - Axial 0.50mm | ||
Bellows Material 321 Stainless Steel | ||
Minimum Operating Temperature -40°F | ||
Bore Size A 18mm | ||
Bore Size B 16mm | ||
Series MBCK51 | ||
Maximum Operating Temperature 200°F | ||
Standards/Approvals RoHS3, ISO 9001:2015, DIN 912 12.9, REACH | ||
Screw Size M5 | ||
- COO (Country of Origin):
- US
The Ruland Bellows Coupling designed for precision positioning applications. This coupling features a robust design with anodised aluminium hubs paired with a stainless steel bellows, providing a lightweight yet durable solution. Its unique reduced convolution structure allows for increased torsional stiffness, accommodating various forms of misalignment while minimising vibrations at high speeds of up to 10,000 RPM. With meticulous manufacturing standards upheld in an ISO 9001:2015 facility in Marlborough, MA, this product ensures reliability and compliance with RoHS3 and REACH regulations. It’s ideal for applications where minimal backlash and high torque are critical.
Constructed with two anodised aluminium hubs for low inertia
Stainless steel bellows ensure flexibility while maintaining rigidity
Engineered for high speed applications with reduced vibration
Capable of accommodating angular misalignment up to 2.0 degrees
Designed for maximum static and dynamic torque handling
Perfect for precision positioning with zero backlash
Machined from sourced bar stock exclusively from North American mills
Compact dimensions fit into a range of applications seamlessly
Crafted with strict quality controls for consistent performance
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