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RULAND MANUFACTURING DCDK50-1 3/4 -30MM-A 1 3/4 x 30MM Double Disc Coupling, Aluminum, Clamp Style With Keyway, 3.125 Inch OD, 3.938 Inch Lg.
Item: CT9GYUModel: DCDK50-1 3/4 -30MM-ACross Ref: 805ML7
7 In Stock
1 3/4" x 30 mm
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€513.39 /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 3/4" |
| Bore Dia. 2 | 30 mm |
| Bore Tolerance | 0" to 0.001" |
| Bore Type | Round With Keyway |
| Center Spacer Material | Aluminum |
| Coupling Outside Dia. | 3 1/8" |
| Different Bore Sizes | Yes |
| Disc Material | Stainless Steel |
| Disc Material Finish | Plain |
| Disc Material Grade | Grade 302 |
| Dynamic Torque Non-reversing | 575 lbs.-in. |
| Dynamic Torque Reversing | 287.5 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 2/5" |
| Hub Material | Aluminum |
| Hub Material Finish | Anodized |
| Hub Material Grade | 2024 |
| Included Screws | (2) Hex Cap Screw |
| Keyway Depth 1 | 3/8" |
| Keyway Depth 2 | 8 mm |
| Keyway Width 1 | 3/8" |
| Keyway Width 2 | 7 mm |
| Length Through Bore 1 | 1.4" |
| Length Through Bore 2 | 46.8 mm |
| Max. Operating Temp. | 200°F |
| Max. Speed | 10000 RPM |
| Min. Operating Temp. | -10°F |
| Moment Of Inertia | 3.039 lbs.-sq. in. |
| Number Of Discs | 2 |
| Number Of Locking Screws | 2 |
| Overall Length | 3 63/64" |
| Parallel Misalignment | 0.012" |
| Rated Torque | 1150 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 | 2500 lbs.-in./deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.78 |
| Ship height (cm) | 9.91 |
| Ship length (cm) | 7.92 |
| Ship width (cm) | 7.92 |
| Country of Origin | US |
Product Variants
| Model | Torsional Stiffness | Axial Motion | Bore Dia. 1 | Bore Dia. 2 | Coupling Outside Dia. | Overall Length | Rated Torque | Moment Of Inertia | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| DCDK44-1 1/2 -25MM-A | 1600 lbs.-in./deg. | 0.03" | 1 1/2" | 25 mm | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1.6331 lbs.-sq. in. | €557.89 | |
| DCDK50-1 1/2 -25MM-A | 2500 lbs.-in./deg. | 0.03" | 1 1/2" | 25 mm | 3 1/8" | 3 63/64" | 1150 lbs.-in. | 3.11 lbs.-sq. in. | €570.44 | |
| DCDK44-1 1/2 -35MM-A | 1600 lbs.-in./deg. | 0.03" | 1 1/2" | 35 mm | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1.6023 lbs.-sq. in. | €496.02 | |
| DCDK50-1 1/2 -30MM-A | 2500 lbs.-in./deg. | 0.03" | 1 1/2" | 30 mm | 3 1/8" | 3 63/64" | 1150 lbs.-in. | 3.097 lbs.-sq. in. | €570.44 | |
| DCDK44-1 1/2 -30MM-A | 1600 lbs.-in./deg. | 0.03" | 1 1/2" | 30 mm | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1.6218 lbs.-sq. in. | €496.02 | |
| DCDK50-1 1/2 -35MM-A | 2500 lbs.-in./deg. | 0.03" | 1 1/2" | 35 mm | 3 1/8" | 3 63/64" | 1150 lbs.-in. | 3.074 lbs.-sq. in. | €570.44 | |
| DCDK44-1 1/4 -30MM-A | 1600 lbs.-in./deg. | 0.03" | 1 1/4" | 30 mm | 2 3/4" | 3 17/32" | 850 lbs.-in. | 1.6547 lbs.-sq. in. | €557.89 |
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RULAND MANUFACTURING DCDK50-1 3/4 -30MM-A 1 3/4 x 30MM Double Disc Coupling, Aluminum, Clamp Style With Keyway, 3.125 Inch OD, 3.938 Inch Lg.
€570.44 /unit