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Product Specifications:
| Item | Hub |
| Application | Encoders, Servo, Tachometers |
| Axial Motion | 0.01" |
| Bore Dia. | 3/8" |
| Bore Dia. Tolerance | 0.001" to 0.002" |
| Bore Diameter Tolerance | 0.002" to 0.001" |
| Bore Type | Round Bore |
| Compatible Center Element Manufacturer Part No. | CPFRG12/19-AT |
| Coupling Outside Dia. | 0.7" |
| Coupling Overall Length | 0.787" |
| Coupling Size | CPRD12 |
| Fastener Tightening Torque | 0.4 N-m |
| Features | Light Weight |
| Full Bearing Support Required | Yes |
| Hub Material | Aluminum |
| Hub Material Finish | Clear Anodized |
| Hub Material Grade | 6082 |
| Hub Type | Double Insert |
| Included Screws | Clamp Screw |
| Max. Operating Temp. | 175°F |
| Max. Speed | 25000 RPM |
| Maximum Shaft Penetration | 2/5" |
| Minimum Operating Temperature | -22°F |
| Number Of Locking Screws | 1 |
| Overall Coupling Length | 0.787" |
| Parallel Misalignment | 0.02" |
| Peak Torque | 12.39 lbs.-in. |
| Rated Torque | 5.31 lbs.-in. |
| Screw Location From Center | 1/4" |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | #2-56 |
| Shaft Locking Type | Clamp On |
| System Of Measurement | Imperial |
| Torsional Stiffness | 4.96 lbs.-in./deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship height (cm) | 2 |
| Ship length (cm) | 2.01 |
| Ship width (cm) | 2 |
| Country of Origin | DE |
Product Variants
| Model | Coupling Size | Rated Torque | Bore Dia. | Max. Speed | Torsional Stiffness | Overall Coupling Length | Coupling Overall Length | Hub Width | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| CPRD12-4-A | CPRD12 | 5.31 lbs.-in. | 1/4" | 25000 RPM | 4.96 lbs.-in./deg. | 0.787" | 0.787" | 1/5" | €32.80 | |
| CPRD12-2-A | CPRD12 | 5.31 lbs.-in. | 1/8" | 25000 RPM | 4.96 lbs.-in./deg. | 0.787" | 0.787" | - | €32.80 | |
| CPRD12-3-A | CPRD12 | 5.31 lbs.-in. | 0.188" | - | 4.96 lbs.-in./deg. | 0.787" | 0.787" | 1/5" | €32.80 | |
| CPRD12-5-A | CPRD12 | 5.31 lbs.-in. | 0.312" | 25000 RPM | 4.96 lbs.-in./deg. | 0.787" | 0.787" | 1/5" | €32.80 | |
| CPRD16-5-A | CPRD16 | 12.4 lbs.-in. | 0.312" | 22000 RPM | 11.5 lbs.-in./deg. | 1.22" | 1.22" | - | €28.27 | |
| CPRD16-6-A | CPRD16 | 12.4 lbs.-in. | 3/8" | 22000 RPM | 11.5 lbs.-in./deg. | 1.22" | 1.22" | 2/5" | €29.51 | |
| CPRD16-4-A | CPRD16 | 12.4 lbs.-in. | 1/4" | 22000 RPM | 11.5 lbs.-in./deg. | 1.22" | 1.22" | - | €28.27 |
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RULAND MANUFACTURING CPRD12-6-A Controlflex Coupling Hub, 1 Degree Angular Misalignment, 0.01 Inch Axial Motion
€32.80 /unit

