Disc Coupling: 1 1/4 in x 1 1/4 in Bore Dia, 2 3/4 in OD, Round with Keyway
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RULAND MANUFACTURING Disc Coupling: 1 1/4 in x 1 1/4 in Bore Dia,...
Mfr # DCDK44-20-20-A
$389.36
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Product Details
| Brand | RULAND MANUFACTURING |
| Disc Material | Stainless Steel |
| Included Screws | (2) Hex Cap Screw |
| Hub Length | 1.2 in |
| Moment of Inertia | 1.65 lb-in sq |
| Diff. Bore Sizes | Same Bore Dimensions |
| RoHS - Restricted Use of Hazardous Substances Directive (RoHS) | N |
| Coupling Outside Diameter | 2-3/4 in |
| Number of Discs | 2 with Center Spacer |
| Shaft Locking Type | Clamp On |
| Hub Material Finish | Anodized |
| Keyway Depth 2 | 1/8 in |
| Angular Misalignment | 2 Degrees |
| Should Sales be Restricted by Region? | N |
| Zero Backlash | Yes |
| Keyway Width 2 | 1/4 in |
| California Biodegradable Labeling Compliance | N |
| Hub Material | Aluminum |
| Maximum Speed | 10,000 RPM |
| Standards | REACH Compliant, RoHS3 Compliant, DIN 912 12.9 Screws, Conflict Minerals Compliant, ISO 9001:2015 |
| Parallel Misalignment | 0.012 in |
| Hub Material Grade | 2024 |
| Screw Material | Alloy Steel |
| Manufacturer Part Number | DCDK44-20-20-A |
| Different Bore Sizes | No |
| Length Through Bore 2 | 1.7 in |
| Safety Data Sheet (SDS) Applicable? | N |
| For Motion Type | Start and Stop, Forward and Reverse, Continuous |
| Minimum Operating Temperature | -40 Degrees F |
| Prop65_WarningMessage | Compliance_Prop65_Short_CancerandRepro |
| Bore Diameter 1 | 1-1/4 in |
| Bore Type | Round with Keyway |
| Full Bearing Support Required | Yes |
| Disc Material Finish | Plain |
| Overall Length | 3-17/32 in |
| Length Through Bore 1 | 1.7 in |
| Bore Tolerance | +0.001/-0.000 in |
| Maximum Operating Temperature | 200 Degrees F |
| Keyway Width 1 | 1/4 in |
| Shaft Tolerance | +0.0000 in/-0.0005 in |
| Dynamic Torque Reversing | 212.5 in-lb |
| Keyway Depth 1 | 1/8 in |
| Fastener Tightening Torque | 39 N-m |
| Screw Thread Size | M8 |
| Application | Encoders, Stepper/Servo |
| Number of Locking Screws | 2 |
| Dynamic Torque Non-Reversing | 425 in-lb |
| Includes California Prop 65 Short-Form Warning | Y |
| Storage Protection Code | A |
| Bore Diameter | 1-1/4 in x 1-1/4 in |
| Contains California Prop 65 Carcinogen | Y |
| Ozone Depleting Substance | N |
| Product Powered by Fossil Fuel | N |
| Screw Material Finish | Black Oxide |
| Disc Material Grade | 302 |
| For Misalignment Type | Parallel, Axial, Angular |
| Center Spacer Material | Aluminum |
| Bore Diameter 2 | 1-1/4 in |
| Torsional Stiffness | 1,600 in-lb/Deg |
| Is this a Hazardous Material Product? | N |
| Screw Length | 20 mm |
| Contains California Prop 65 Reproductive Toxicant | Y |
| Features | Long Life, No Maintenance, Balanced Design for High RPM, Constant Velocity, High Torque, Low Inertia, High Torsional Stiffness |
| Axial Motion | 0.03 in |
| Freight Class Code | 18 |
| Maximum Torque | 850 in-lb |
| System of Measurement | Inch |
| Mfr. Model # | DCDK44-20-20-A |
Description
Disc Coupling