The Servoflex SFM series has been specially developed for high speeds and precision. Due to its special design of the six-bolted spring packs, it achieves high torsional stiffness combined with offset possibility in axial and angular direction.
| Model | Rated torque (Nm) | Misalignment parallel (mm) | Misalignment angular (°) | Misalignment axial (mm) | Max. rpm (min-1) | Torsional stiffness (Nm/rad) | Axial stiffness (N/mm) | Inertia (kg·m2) | Mass (kg) |
| SFM-070SS-100N | 100 | 0.02 | 1 | ± 0.5 | 24000 | 240000 | 484 | 0.66 × 10-3 | 0.92 |
| SFM-080SS-150N | 150 | 0.02 | 1 | ± 0.5 | 24000 | 120000 | 96 | 1.21 × 10-3 | 1.03 |
| SFM-080SS-200N | 200 | 0.02 | 1 | ± 0.5 | 24000 | 310000 | 546 | 1.11 × 10-3 | 1.26 |
| SFM-090SS-300N | 300 | 0.02 | 1 | ± 0.6 | 24000 | 520000 | 321 | 1.75 × 10-3 | 1.48 |
| SFM-100SS-450N | 450 | 0.02 | 1 | ± 0.65 | 20000 | 740000 | 540 | 2.56 × 10-3 | 1.87 |
| SFM-120SS-600N | 600 | 0.02 | 1 | ± 0.8 | 20000 | 970000 | 360 | 5.33 × 10-3 | 2.5 |
| SFM-140SS-800N | 800 | 0.02 | 1 | ± 1.0 | 20000 | 1400000 | 360 | 10.28 × 10-3 | 4.66 |
| SFM-140SS-1000N | 1000 | 0.02 | 1 | ± 1.0 | 20000 | 1400000 | 360 | 14.70 × 10-3 | 5.01 |
Unit [mm]
| Model | d1 Min. | d1 Max. | d2 Min. | d2 Max. | D | L | LF | S | C | K | M1 | M1 Nm |
| SFM-070SS-100N | 18 | 35 | 18 | 35 | 68 | 62.9 | 23.5 | 5.9 | 5 | 38 | 6-M6 | 10 |
| SFM-080SS-150N | 22 | 35 | 22 | 38 | 78 | 69.3 | 25.5 | 8.3 | 5 | 37 | 4-M6 | 10 |
| SFM-080SS-200N | 22 | 38 | 22 | 38 | 78 | 68.7 | 25.5 | 7.7 | 5 | 42 | 6-M6 | 10 |
| SFM-090SS-300N | 28 | 48 | 28 | 48 | 88 | 69.3 | 25.5 | 8.3 | 5 | 50 | 6-M6 | 10 |
| SFM-100SS-450N | 32 | 50 | 32 | 50 | 98 | 75.2 | 27.5 | 10.2 | 5 | 56 | 6-M6 | 10 |
| SFM-120SS-600N | 35 | 65 | 35 | 70 | 118 | 75.2 | 27.5 | 10.2 | 5 | 68 | 6-M6 | 10 |
| SFM-140SS-800N | 35 | 45 | 35 | 80 | 138 | 94.6 | 36.5 | 10.6 | 5.5 | 78 | 6-M8 | 24 |
| SFM-140SS-1000N | 48 | 75 | 48 | 80 | 138 | 94.6 | 36.5 | 10.6 | 5.5 | 78 | 6-M8 | 24 |
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