Ruland, 1.75 in OD 22 mm, 2.75 in Length 21 mm Beam Coupling
- RS Stock No.:
- 801-058
- Mfr. Part No.:
- ROCMD44-22-21-AN
- Brand:
- Ruland
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Subtotal (1 unit)*
£179.94
(exc. VAT)
£215.93
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 22 July 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £179.94 |
*price indicative
- RS Stock No.:
- 801-058
- Mfr. Part No.:
- ROCMD44-22-21-AN
- 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 | Beam Coupling | |
| Outside Diameter | 1.75in | |
| Length | 2.75in | |
| Maximum Speed | 6000rpm | |
| Torque Rating | 12.99nm | |
| Moment of Inertia | 61.380 x10⁻⁰⁶ kg-m² | |
| Misalignment - Angular | 6° | |
| Number of Beams | 6 | |
| Misalignment - Parallel | 1.4mm | |
| Style | Clamp | |
| Misalignment - Axial | 0.64mm | |
| Material | Aluminium | |
| Minimum Operating Temperature | -40°C | |
| Bore Size A | 22mm | |
| Bore Size B | 21mm | |
| Maximum Operating Temperature | 107°C | |
| Series | ROCMD | |
| Standards/Approvals | RoHS3 | |
| Screw Size | M6 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Beam Coupling | ||
Outside Diameter 1.75in | ||
Length 2.75in | ||
Maximum Speed 6000rpm | ||
Torque Rating 12.99nm | ||
Moment of Inertia 61.380 x10⁻⁰⁶ kg-m² | ||
Misalignment - Angular 6° | ||
Number of Beams 6 | ||
Misalignment - Parallel 1.4mm | ||
Style Clamp | ||
Misalignment - Axial 0.64mm | ||
Material Aluminium | ||
Minimum Operating Temperature -40°C | ||
Bore Size A 22mm | ||
Bore Size B 21mm | ||
Maximum Operating Temperature 107°C | ||
Series ROCMD | ||
Standards/Approvals RoHS3 | ||
Screw Size M6 | ||
- COO (Country of Origin):
- US
The Ruland six beam coupling offers robust performance for precision applications by accommodating angular and parallel misalignment. Its lightweight aluminium construction provides effective torque transfer while maintaining low inertia.
Manufactured from a single piece of 7075 aluminium for durability and low inertia
Features a maximum speed rating of 6,000 RPM, ensuring efficient operation
Dynamic torque non-reversing rating of 3.25 Nm enhances reliability
Designed with a maximum angular misalignment of 6.0° for versatility
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