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RULAND MANUFACTURING DCDK44-20-20-A 1 1/4 x 1 1/4 Inch Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.750 Inch OD, 3.531 Inch Lg.
Item: CT9GYNModel: DCDK44-20-20-ACross Ref: 805MJ0
7 In Stock
1 1/4" x 1 1/4"
Ships within 2 days via
10.00% off
€446.42 /unit
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Product Specifications:
| Item | Disc Coupling |
| Angular Misalignment | 2° |
| Application | Encoders, Stepper/Servo |
| Axial Motion | 0.03" |
| Bore Dia. 1 | 1 1/4" |
| Bore Dia. 2 | 1 1/4" |
| Bore Tolerance | 0" to 0.001" |
| Bore Type | Round With Keyway |
| Center Spacer Material | Aluminum |
| Coupling Outside Dia. | 2 3/4" |
| Different Bore Sizes | No |
| Disc Material | Stainless Steel |
| Disc Material Finish | Plain |
| Disc Material Grade | Grade 302 |
| Dynamic Torque Non-reversing | 425 lbs.-in. |
| Dynamic Torque Reversing | 212.5 lbs.-in. |
| Fastener Tightening Torque | 39 N-m |
| Features | Balanced Design For High RPM, Constant Velocity, High Torque, High Torsional Stiffness, Long Life, Low Inertia, No Maintenance |
| For Misalignment Type | Angular, Axial, Parallel |
| Full Bearing Support Required | Yes |
| Hub Length | 1 1/5" |
| Hub Material | Aluminum |
| Hub Material Finish | Anodized |
| Hub Material Grade | 2024 |
| Included Screws | (2) Hex Cap Screw |
| Keyway Depth 1 | 1/8" |
| Keyway Depth 2 | 1/8" |
| Keyway Width 1 | 1/4" |
| Keyway Width 2 | 1/4" |
| Length Through Bore 1 | 1.7" |
| Length Through Bore 2 | 1.7" |
| Max. Operating Temp. | 200°F |
| Max. Speed | 10000 RPM |
| Minimum Operating Temperature | -40°F |
| Moment Of Inertia | 1.65 lbs.-sq. in. |
| Number Of Discs | 2 |
| Number Of Locking Screws | 2 |
| Overall Length | 3 17/32" |
| Parallel Misalignment | 0.012" |
| Rated Torque | 850 lbs.-in. |
| Screw Length | 20 mm |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | M8 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.0005" to 0" |
| System Of Measurement | Imperial |
| Torsional Stiffness | 1600 lbs.-in./deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.6 |
| Ship height (cm) | 6.99 |
| Ship length (cm) | 8.97 |
| Ship width (cm) | 8.97 |
| Country of Origin | US |
Product Variants
| Model | Torsional Stiffness | Different Bore Sizes | Bore Dia. 1 | Coupling Outside Dia. | Overall Length | Rated Torque | Bore Dia. 2 | Moment Of Inertia | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| DCDK50-24-20-A | 2500 lbs.-in./deg. | Yes | 1 1/2" | 3 1/8" | 3 63/64" | 1150 lbs.-in. | 1 1/4" | 3.091 lbs.-sq. in. | €570.44 | |
| DCDK50-24-16-A | 2500 lbs.-in./deg. | Yes | 1 1/2" | 3 1/8" | 3 63/64" | 1150 lbs.-in. | - | 3.11 lbs.-sq. in. | €641.59 | |
| DCDK44-24-16-A | 1600 lbs.-in./deg. | Yes | 1 1/2" | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1" | 1.633 lbs.-sq. in. | €557.89 | |
| DCDK44-24-20-A | 1600 lbs.-in./deg. | Yes | 1 1/2" | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1 1/4" | 1.617 lbs.-sq. in. | €496.02 | |
| DCDK44-24-24-A | 1600 lbs.-in./deg. | No | 1 1/2" | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1 1/2" | 1.584 lbs.-sq. in. | €496.02 | |
| DCDK50-20-16-A | 2500 lbs.-in./deg. | Yes | 1 1/4" | 3 1/8" | 3 63/64" | 1150 lbs.-in. | 1" | 3.148 lbs.-sq. in. | €570.44 | |
| DCDK44-20-16-A | 1600 lbs.-in./deg. | Yes | 1 1/4" | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1" | 1.666 lbs.-sq. in. | €496.02 |
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RULAND MANUFACTURING DCDK44-20-20-A 1 1/4 x 1 1/4 Inch Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.750 Inch OD, 3.531 Inch Lg.
€496.02 /unit