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Zero-Max SD025R ServoClass single-flex servo coupling, size 25, with stainless steel flex elements. Designed for precision motion control in servo drive systems, this coupling accommodates parallel and angular misalignment while providing high torsional stiffness. The stainless steel disc pack ensures corrosion resistance and long service life in demanding applications.
MODEL SD025R
Contact supplier for technical support on: 800-533-1731
$66.84 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: Yes
Angular misalignment
1
Axial misalignment
0.007 inches, 0.19 mm
Axial stiffness
343 lbs/inch, 60 N/mm
Clamp Screw Size (M)
M2.5, M2.5
Clamp Screw to Bore (A2)
0.433 Inches, 11 mm
Clamp Screw to End of Hub (C)
0.130 inches, 3.3 mm
Distance Between Shaft Ends (DBSE)
0.075 in, 1.9 mm
Hub Length (LB)
0.423 Inches, 10.75 mm
Inertia
0.013 lb-in, 3.67 x 10 kg-m
Inside Diameter of Flex Disc (K)
0.571 Inches, 14.5 mm
Max Speed
10, 000 RPM
Maximum Bore
0.500 inches, 14 mm
Minimum Bore
0.250 inches, 5 mm
Operating Torque
35 in-lbs, 4 Nm
Outside diameter
1.142 Inches, 29 mm
Overall Length
0.921 Inches, 23.4 mm
Parallel misalignment
0.001 inches, 0.02 mm
Tightening torque
9 in-lbs, 1 Nm
Torsional stiffness
5, 600 Nm/rad
Specifications
| Axial Stiffness (N/mm) | 60.1 |
| Clamp Screw Size M | M2.5 |
| Coupling Size for Drawing References | 25 |
| Material Map | servo |
| Maximum Speed (RPM) | 10,000 |
| Misalignments Angular (deg) | 1 |
| Moment of Inertia (lb-in²) | 0.01300 |
| Operating Torque (Nm) | 4.0 |
| Product Name | ServoClass Single Flex Couplings |
| Style | C |
| Tightening Torque (Nm) | 1.017 |
| Torsional Stiffness (Nm/Rad) | 5,600 |
| Torsional Stiffness (in-lb/deg) | 865 |
| Weight (g) | 28.35 |
| Brand | AMI Bearings |
| Model | UCTBL206CW |
| Brand | Tingley |
| Model | 35121-L |
| Brand | NSK Bearings |
| Model | 6017DDUC3 |
