19mm - 19mm Flexible Jaw Coupling 40x55mm CNC Stepper Motor Shaft Coupler
$11.19
5 + $10.69
10 + $10.23
50 + $9.80
100 + $9.42
- In Stock: 200
- Model: ST-JC45
- Gross Weight: 0.20kg
- Certificated: ISO
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- Shaft: 19mm - 19mm
- P/N: ST-JC45
- Diameter: 40mm
- Length: 55mm
- Sleeve Material: Polyurethane
- Body Material: Aluminum Alloy
| Coupling Specification | |
| Body Length(mm) | 55 |
| Coupling Type | Jaw Shaft Coupling |
| Diameter(mm) | 40 |
| Matching Shaft Diameter(mm) | 19 - 19 |
| Physical Specification | |
| Inventory Method | Dedicated Inventory |
- Bore Diameter
- With Keyway/without keyway, other special-shaped hole
- Overall Length
- Material(45/304 stainless steel)
- Outside Diameter

| Model(Jaw) | d1(mm) | d2(mm) | D(mm) | L(mm) | L1(mm) | L2(mm) | Clamp Screw | Rated Torque(Nm) | Max.Torque(Nm) | Max.Speed(rpm) | Moment of Inertia(kg.cm2) | Static Torsional Spring Constant(Nm/rad) | Radial Deviation(°) | Angle Deviation(°) | Axial Deviation(°) | Weight | |||
| M(mm) | Distance1(F) | Distance2(G) | Tightening Torque | ||||||||||||||||
| MH2025-5-5 | 5 | 5 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-4 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-5-6 | 5 | 6 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-5 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-5-6.35 | 5 | 6.35 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-6 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-5-8 | 5 | 8 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-6 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-6-10 | 6 | 10 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-7 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-6.35-6.35 | 6.35 | 6.35 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-8 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-6.35-8 | 6.35 | 8 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-9 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-6.35-10 | 6.35 | 10 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-10 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-8-8 | 8 | 8 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-11 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2025-8-10 | 8 | 10 | 20 | 25 | 7.5 | 10 | M3 | 3.75 | 7 | 1.3 | 2.8 | 5.6 | 17000 | 6.7*10-12 | 55 | 0.02 | 1 | 0.6 | 17 |
| MH2530-6.35-8 | 6.35 | 8 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-4 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH2530-6.35-10 | 6.35 | 10 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-5 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH2530-8-8 | 8 | 8 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-6 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH2530-8-10 | 8 | 10 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-7 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH2530-8-12 | 8 | 12 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-8 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH2530-10-12 | 10 | 12 | 25 | 30 | 9.5 | 11 | M3 | 5 | 8 | 1.5 | 6 | 12 | 16000 | 7.6*10-9 | 63 | 0.02 | 1 | 0.6 | 30 |
| MH3035-8-14 | 8 | 14 | 30 | 35 | 11.5 | 12 | M4 | 5.75 | 11 | 1.7 | 6.5 | 13 | 15000 | 8.5*10-4 | 72 | 0.02 | 1 | 0.6 | 50 |
| MH3035-12-14 | 12 | 14 | 30 | 35 | 11.5 | 12 | M4 | 5.75 | 11 | 1.7 | 6.5 | 13 | 15000 | 8.5*10-5 | 72 | 0.02 | 1 | 0.6 | 50 |
| MH3035-14-14 | 14 | 14 | 30 | 35 | 11.5 | 12 | M4 | 5.75 | 11 | 1.7 | 6.5 | 13 | 15000 | 8.5*10-6 | 72 | 0.02 | 1 | 0.6 | 50 |
| File | Size | |
|---|---|---|
| ST-JC45.STEP | 657.21KB | Download |
