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Product Specifications:
| Item | Hub |
| Angular Misalignment | 1.5° |
| Application | Encoders, Servo, Tachometers |
| Axial Motion | 0.06" |
| Bore Dia. | 1 1/8" |
| Bore Dia. Tolerance | 0.001" to 0.003" |
| Bore Diameter Tolerance | 0.003" to 0.001" |
| Bore Type | Round Bore With Keyway |
| Compatible Center Element Manufacturer Part No. | CPFRG48/75-AT |
| Coupling Outside Dia. | 3" |
| Coupling Overall Length | 2.244" |
| Coupling Size | CPRS48 |
| Fastener Tightening Torque | 24 N-m |
| Features | Light Weight |
| Full Bearing Support Required | Yes |
| Hub Material | Aluminum |
| Hub Material Finish | Clear Anodized |
| Hub Material Grade | 6082 |
| Hub Type | Single Insert |
| Hub Width | 0.7" |
| Included Screws | Clamp Screw |
| Keyway Depth | 1/8" |
| Keyway Width | 1/4" |
| Max. Operating Temp. | 175°F |
| Max. Speed | 7500 RPM |
| Maximum Shaft Penetration | 1.1" |
| Min. Operating Temp. | -22°F |
| Number Of Locking Screws | 1 |
| Overall Coupling Length | 2.244" |
| Parallel Misalignment | 2/25" |
| Peak Torque | 194.7 lbs.-in. |
| Rated Torque | 132.8 lbs.-in. |
| Screw Location From Center | 0.98" |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | M8 |
| Shaft Locking Type | Clamp On |
| System Of Measurement | Imperial |
| Torsional Stiffness | 92.9 lbs.-in./deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.21 |
| Ship height (cm) | 5.59 |
| Ship length (cm) | 5.69 |
| Ship width (cm) | 5.59 |
| Country of Origin | DE |
Product Variants
| Product | Model | Coupling Size | Rated Torque | Torsional Stiffness | Bore Dia. | Max. Speed | Overall Coupling Length | Coupling Overall Length | Hub Width | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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CPRSK12-6-A | CPRS12 | 2.65 lbs.-in. | 2.48 lbs.-in./deg. | 3/8" | 25000 RPM | 0.63" | 0.63" | - | €44.31 | |
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CPRSK16-6-A | CPRS16 | 6.2 lbs.-in. | 5.75 lbs.-in./deg. | 3/8" | 22000 RPM | 1.004" | 1.004" | - | €39.89 | |
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CPRSK23-12-A | CPRS23 | 17.7 lbs.-in. | 15 lbs.-in./deg. | 3/4" | 15000 RPM | 1.181" | 1.181" | 2/5" | €46.23 | |
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CPRSK23-6-A | CPRS23 | 17.7 lbs.-in. | 15 lbs.-in./deg. | 3/8" | 15000 RPM | 1.181" | 1.181" | 2/5" | €46.23 | |
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CPRSK23-10-A | CPRS23 | 17.7 lbs.-in. | 15 lbs.-in./deg. | - | 15000 RPM | 1.181" | 1.181" | 2/5" | €46.23 | |
![]() |
CPRSK23-8-A | CPRS23 | 17.7 lbs.-in. | 15 lbs.-in./deg. | 1/2" | 15000 RPM | 1.181" | 1.181" | 2/5" | €46.23 | |
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CPRSK35-8-A | CPRS35 | 62 lbs.-in. | 63.7 lbs.-in./deg. | 1/2" | 10000 RPM | 1.772" | 1.772" | 3/5" | €85.20 |
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RULAND MANUFACTURING CPRSK48-18-A Controlflex Coupling Hub, 1.5 Degree Angular Misalignment, 0.06 Inch Axial Motion
€170.38 /unit


