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Zero-Max SC090R ServoClass double-flex servo coupling, size 90, with stainless steel flex elements. Designed for high-performance servo drive systems requiring precise torque transmission and misalignment accommodation. The double-flex design provides increased parallel and angular offset capacity.
MODEL SC090R
Contact supplier for technical support on: 800-533-1731
$452.52 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: Yes
Angular misalignment
1
Axial misalignment
0.05 inches, 1.30 mm
Axial stiffness
308 lbs/inch, 54 N/mm
Clamp Screw Size (M)
M8, M8
Clamp Screw to Bore (A2)
1.339 inches, 34 mm
Clamp Screw to End of Hub (C)
0.354 Inches, 9 mm
Distance Between Shaft Ends (DBSE)
1.520 in, 38.6 mm
Hub Length (LB)
1.181 Inches, 30 mm
Inertia
6.08 lb-in, 1.776 x 10 kg-m
Inside Diameter of Flex Disc (K)
1.654 Inches, 42 mm
Max Speed
10, 000 RPM
Maximum Bore
1.750 inches, 45 mm
Minimum Bore
1.000 inches, 25 mm
Operating Torque
1, 593 in-lbs, 180 Nm
Outside diameter
3.622 Inches, 94 mm
Overall Length
3.882 Inches, 98.6 mm
Parallel misalignment
0.020 inches, 0.52 mm
Tightening torque
266 in-lbs, 30 Nm
Torsional stiffness
50, 000 Nm/rad
Specifications
| Axial Stiffness (N/mm) | 53.9 |
| Clamp Screw Size M | M8 |
| Coupling Size for Drawing References | 90 |
| Material Map | servo |
| Maximum Speed (RPM) | 10, 000 |
| Misalignments Angular (deg) | 1 |
| Moment of Inertia (lb-in²) | 6.08000 |
| Operating Torque (Nm) | 180.0 |
| Product Name | ServoClass Double Flex Couplings |
| Style | C |
| Tightening Torque (Nm) | 30.054 |
| Torsional Stiffness (Nm/Rad) | 50, 000 |
| Torsional Stiffness (in-lb/deg) | 7, 724 |
| Brand | MROSupply Fasteners |
| Model | FSTPCK-461539 |
| Brand | Gates Rubber |
| Model | 3030 3.1/8 |
