Ruland MDCD41-14-12-A Double Disc Clamp Aluminum Hubs Disc Coupling 14 mm x 12 mm Bores.
Ruland MDCD41-14-12-A 2024 or 7075 Aluminum Hubs Disc Coupling, Double Disc Clamp Style, 14 mm x 12 mm Bores, 41.3 mm OD, 55.0 mm Length.
| Dimensions | |||
|---|---|---|---|
| Bore (B1) | 14 mm | Small Bore (B2) | 12 mm |
| B1 Min Shaft Penetration | 11.0 mm | B2 Min Shaft Penetration | 11.0 mm |
| B1 Max Shaft Penetration | 26.1 mm | B2 Max Shaft Penetration | 26.1 mm |
| Outer Diameter (OD) | 1.625 in (41.3 mm) | Bore Tolerance | +0.03 mm / -0.00 mm |
| Length (L) | 2.165 in (55.0 mm) | Hub Width (LH) | 18.05 mm |
| Recommended Shaft Tolerance | +0.000 mm / -0.013 mm | ||
| Fastening Hardware | |||
| Forged Clamp Screw | M4 | Screw Material | Alloy Steel |
| Hex Wrench Size | 3.0 mm | Screw Finish | Black Oxide |
| Seating Torque | 4.6 Nm | Number of Screws | 2 ea |
| Performance Specifications | |||
| Dynamic Torque Reversing | 5.08 Nm | Angular Misalignment | 2.0° |
| Dynamic Torque Non-Reversing | 10.15 Nm | Parallel Misalignment | 0.25 mm |
| Static Torque | 20.3 Nm | Axial Motion | 0.51 mm |
| Torsional Stiffness | 42.4 Nm/Deg | Moment of Inertia | 3.830 x 10-5 kg-m2 |
| Maximum Speed | 10,000 RPM | Full Bearing Support Required? | Yes |
| Average Load at Max Parallel Offset | 15.69 N | Average Slope | 73.14 N/mm |
| Zero-Backlash? | Yes | Balanced Design | Yes |
| Recommended Installation Tools | |||
| Torque Wrench | TW:BT-1R-1/4-41.0 | Recommended Hex Key | Metric Hex Keys |
| Additional Information | |||
| Material Specification | Hubs and Center Spacer: 2024-T351 Aluminum Bar Disc Springs: Type 302 Stainless Steel | Temperature | -40°F to 200°F (-40°C to 93°C) |
| Finish Specification | Sulfuric Anodized MIL-A-8625 Type II, Class 2 and ASTM B580 Type B Black Anodize | Manufacturer | Ruland Manufacturing |
| Country of Origin | USA | Weight (lbs) | 0.349100 |
| UPC | 634529084311 | Tariff Code | 8483.60.8000 |
| UNSPC | 31163008 | ||



