Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm vs Flexible coupling EL size 20 nominal torque 40Nm short version pilot bore length 80mm outer diameter 45mm
Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm and Flexible coupling EL size 20 nominal torque 40Nm short version pilot bore length 80mm outer diameter 45mm are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm is €80.75 cheaper ($123.23).
| Criterion |  Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm |  Flexible coupling EL size 20 nominal torque 40Nm short version pilot bore length 80mm outer diameter 45mm |
|---|---|---|
| Price | $123.23cheapest | $216.44 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Torque | 6 118,2 kg·cm | 407.88 kg·cm |
| Weight | 4.97 kg | 650 g |
| Coupling type | Elastic. angular/transv./long flexible | Elastic. angular/transv./long flexible |
| Din iso no | 12 B-2 | — |
| Electrically insulating | No | No |
| Hub diameter | 90 mm | — |
| Length of each sprocket | 40 mm | — |
| Material | Steel | — |
| Max bore diameter for keyway | — | 20 mm |
| Max bore diameter for pin | — | 27 mm |
| Max misalignment angle | 0.5 ° | 3 ° |
| Max misalignment axial | 0.25 mm | 1 mm |
| Max misalignment radial | 0.2 mm | 0.6 mm |
| Max outer diameter | 126.5 mm | — |
| Max speed | 3000 min-1 | 7000 min-1 |
| Max torque | 600 Nm | 40 Nm |
| Min bore diameter | 25 mm | — |
| Moment of inertia | 0.03010 kgm2 | — |
| Mounting distance over tooth flanks | 29.5 mm | — |
| Outer diameter | — | 45 mm |
| Pilot hole | — | 5.5 mm |
| Power speed max. | 0.0616 kW/min -1 | — |
| Stainless | No | Steel |
| Surface | Blank | Blank |
| Temperature max. | 220 °C | 120 °C |
| Temperature min. | -30 °C | -40 °C |
| Total length | 89.5 mm | 80 mm |
| Type | — | S |
| With keyway | No | No |
| View at seller ↗ | View at seller ↗ |
Specifications are extracted automatically from seller data — an empty cell means the seller does not publish that value, not that the product lacks it.
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