Ruland, 1.75 in OD 21 mm, 2.75 in Length 16 mm Beam Coupling
- RS Stock No.:
- 801-021
- Mfr. Part No.:
- ROCMD44-21-16-AN
- Brand:
- Ruland
Image representative of range
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.:
- 801-021
- Mfr. Part No.:
- ROCMD44-21-16-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 | 62.509 x10⁻⁰⁶ kg-m² | |
| Misalignment - Angular | 6° | |
| Number of Beams | 6 | |
| Style | Clamp | |
| Misalignment - Parallel | 1.4mm | |
| Misalignment - Axial | 0.64mm | |
| Bore Size B | 16mm | |
| Bore Size A | 21mm | |
| Minimum Operating Temperature | -40°C | |
| Material | Aluminium | |
| 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 62.509 x10⁻⁰⁶ kg-m² | ||
Misalignment - Angular 6° | ||
Number of Beams 6 | ||
Style Clamp | ||
Misalignment - Parallel 1.4mm | ||
Misalignment - Axial 0.64mm | ||
Bore Size B 16mm | ||
Bore Size A 21mm | ||
Minimum Operating Temperature -40°C | ||
Material Aluminium | ||
Maximum Operating Temperature 107°C | ||
Series ROCMD | ||
Standards/Approvals RoHS3 | ||
Screw Size M6 | ||
- COO (Country of Origin):
- US
The Ruland coupling offers reliable torque transmission while accommodating misalignment, designed for superior performance in various mechanical applications.
Features two sets of three spiral cuts for enhanced misalignment tolerance
Machined from high-strength 7075 aluminium for lightweight durability
Designed with a reference mark for easy identification of the larger bore
Capable of handling maximum speeds of 6,000 RPM
Includes clearance diameters of up to 50.0 mm for versatile installation
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