Ruland, 29 mm OD 9 mm, 38.1 mm Length 8 mm Flexible Coupling
- RS Stock No.:
- 603-846
- Mfr. Part No.:
- PSMR29-9-8-SS
- Brand:
- Ruland
Subtotal (1 unit)*
$326.25
(exc. GST)
$358.88
(inc. GST)
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- Shipping from 13 March 2026
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Units | Per unit |
|---|---|
| 1 + | $326.25 |
*price indicative
- RS Stock No.:
- 603-846
- Mfr. Part No.:
- PSMR29-9-8-SS
- 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 | 29 mm | |
| Length | 38.1mm | |
| Maximum Speed | 6000rpm | |
| Torque Rating | 6.1Nm | |
| Moment of Inertia | 17.643 x 10-6 kg/m² | |
| Number of Beams | 4 | |
| Misalignment - Angular | 3.0° | |
| Misalignment - Parallel | 0.38mm | |
| Style | Set Screw | |
| Misalignment - Axial | 0.25mm | |
| Material | 303 Stainless Steel | |
| Minimum Operating Temperature | -40°C | |
| Bore Size B | 8mm | |
| Bore Size A | 9mm | |
| Series | PSMR29 | |
| Maximum Operating Temperature | 176°C | |
| Standards/Approvals | DIN 912 12.9, RoHS3, REACH | |
| Screw Size | M5 | |
| Select all | ||
|---|---|---|
Brand Ruland | ||
Product Type Flexible Coupling | ||
Outside Diameter 29 mm | ||
Length 38.1mm | ||
Maximum Speed 6000rpm | ||
Torque Rating 6.1Nm | ||
Moment of Inertia 17.643 x 10-6 kg/m² | ||
Number of Beams 4 | ||
Misalignment - Angular 3.0° | ||
Misalignment - Parallel 0.38mm | ||
Style Set Screw | ||
Misalignment - Axial 0.25mm | ||
Material 303 Stainless Steel | ||
Minimum Operating Temperature -40°C | ||
Bore Size B 8mm | ||
Bore Size A 9mm | ||
Series PSMR29 | ||
Maximum Operating Temperature 176°C | ||
Standards/Approvals DIN 912 12.9, RoHS3, REACH | ||
Screw Size M5 | ||
- COO (Country of Origin):
- US
The Ruland Four beam coupling is designed for precision and reliability, making it an ideal choice for applications requiring high torque and low backlash. Made from robust 303 stainless steel, this coupling is engineered to withstand high-speed operations of up to 6,000 RPM. Its zero-backlash design ensures smooth and efficient performance, reducing vibrations even under dynamic conditions. The unique spiral cut design enhances torque capacity and minimizes wind-up, setting it apart from single beam couplings. With consistent sourcing from North American mills and strict manufacturing standards, this coupling guarantees quality and durability for various mechanical systems.
Crafted from high-quality stainless steel for durability
Zero-backlash design enhances operational precision
Balanced structure reduces vibration during high-speed use
Machined from a single piece for superior strength
Tested beyond industry standards for maximum torque capabilities
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