Chain coupling pitch 1/2 x 5/16″ 18 teeth nominal torque 240Nm vs Beam coupling KA made from plastic max. torque 2.5Nm overall length 44.45mm outer diameter 31.75mm both sides bore 12mm
Chain coupling pitch 1/2 x 5/16″ 18 teeth nominal torque 240Nm and Beam coupling KA made from plastic max. torque 2.5Nm overall length 44.45mm outer diameter 31.75mm both sides bore 12mm 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 1/2 x 5/16″ 18 teeth nominal torque 240Nm is €1.19 cheaper ($47.93).
| Criterion |  Chain coupling pitch 1/2 x 5/16″ 18 teeth nominal torque 240Nm |  Beam coupling KA made from plastic max. torque 2.5Nm overall length 44.45mm outer diameter 31.75mm both sides bore 12mm |
|---|---|---|
| Price | $47.93cheapest | $49.31 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | Backorder |
| Rating | — | — |
| Torque | 2 447,3 kg·cm | 25.493 kg·cm |
| Weight | 1.83 kg | 35 g |
| Bolts size | — | M 4 |
| Bore diameter | — | 12 mm |
| Coupling type | Elastic. angular/transv./long flexible | Torsionally stiff. angular/transversal flexible |
| Din iso no | 08 B-2 | — |
| Electrically insulating | No | No |
| Hub diameter | 60 mm | — |
| Length of each sprocket | 32 mm | — |
| Material | Steel | Plastic |
| Max bore diameter | — | 14 mm |
| Max misalignment angle | 0.5 ° | — |
| Max misalignment angular | — | 5 |
| Max misalignment axial | 0.2 mm | 0 mm |
| Max misalignment radial | 0.2 mm | 0.127 ±mm |
| Max outer diameter | 86 mm | — |
| Max speed | 5500 min-1 | 5000 min-1 |
| Max torque | 240 Nm | 2.5 Nm |
| Min bore diameter | 15 mm | — |
| Moment of inertia | 0.00474 kgm2 | — |
| Mounting distance over tooth flanks | 20.7 mm | — |
| Outer diameter | — | 31.75 mm |
| Power speed max. | 0.0246 kW/min -1 | — |
| Stainless | No | Yes |
| Surface | Blank | Blank |
| Temperature max. | 220 °C | 60 °C |
| Temperature min. | -30 °C | -20 °C |
| Tightening torque fastening screws | — | 2.14 Nm |
| Total length | 71 mm | 44.45 mm |
| 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.
Robotitem does not test products. This comparison reports seller-published data only, and ranking never takes affiliate commission into account.