Ruland, 50.8 mm OD, 64 mm Length 20 mm Flexible Coupling 18 mm
- RS Stock No.:
- 591-863
- Mfr. Part No.:
- MDCDK51-20-18-A
- Brand:
- Ruland
Subtotal (1 unit)*
Kr. 2 908,85
(exc. VAT)
Kr. 3 636,06
(inc. VAT)
FREE delivery for online orders over 750,00 kr
Stocked by manufacturer
- Ready to ship from 09 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | Kr. 2 908,85 |
*price indicative
- RS Stock No.:
- 591-863
- Mfr. Part No.:
- MDCDK51-20-18-A
- Brand:
- Ruland
Specifications
Technical Reference
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 | 64mm | |
| Bore Size A | 20mm | |
| Bore Size B | 18mm | |
| Maximum Speed | 10000rpm | |
| Style | Clamp | |
| Hub Material | Aluminium | |
| Membrane Material | 302 Stainless Steel | |
| Minimum Operating Temperature | -40°F | |
| Series | MDCDK51 | |
| Maximum Operating Temperature | 200°F | |
| Standards/Approvals | ASTM B580 Type B, DIN 912 12.9, RoHS3, REACH, MIL-A-8625 Type II, Class 2 | |
| Screw Size | M5 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Flexible Coupling | ||
Outside Diameter 50.8 mm | ||
Length 64mm | ||
Bore Size A 20mm | ||
Bore Size B 18mm | ||
Maximum Speed 10000rpm | ||
Style Clamp | ||
Hub Material Aluminium | ||
Membrane Material 302 Stainless Steel | ||
Minimum Operating Temperature -40°F | ||
Series MDCDK51 | ||
Maximum Operating Temperature 200°F | ||
Standards/Approvals ASTM B580 Type B, DIN 912 12.9, RoHS3, REACH, MIL-A-8625 Type II, Class 2 | ||
Screw Size M5 | ||
The Ruland Clamp Double Disc Coupling is engineered for precision and performance. With its distinct construction, this coupling delivers exceptional reliability in high-speed applications up to 10,000 RPM. Its lightweight design and low inertia enable seamless integration into various mechanical systems, ensuring superior performance. The zero-backlash feature eliminates play, making it ideal for applications requiring precise positioning. Crafted from quality materials and manufactured with stringent controls in the USA, it offers both robustness and compliance with international standards. The design accommodates all types of misalignment, and is particularly suitable for industries such as semiconductor, solar, and machine tool, ensuring versatile usage in demanding environments.
Engineered for precise torque delivery in high speed applications
Constructed with anodised aluminium for lightweight durability
Features dual disc springs that flex to accommodate misalignment
Manufactured under strict quality controls in the USA
Optimised for performance with a balanced design reducing vibration
Metrics compliant hardware ensures compatibility and ease of use
Excellent for applications needing compact and efficient coupling solutions
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