Chain coupling type 4012 08 A-2 12 teeth nominal torque 110 Nm with casing vs Elastic coupling RNK with clamp hubs backlash-free size 9 prebore 3mm (no H7) outer diameter 20mm overall length 30mm insert 92° shore yellow or white
Chain coupling type 4012 08 A-2 12 teeth nominal torque 110 Nm with casing and Elastic coupling RNK with clamp hubs backlash-free size 9 prebore 3mm (no H7) outer diameter 20mm overall length 30mm insert 92° shore yellow or white are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Elastic coupling RNK with clamp hubs backlash-free size 9 prebore 3mm (no H7) outer diameter 20mm overall length 30mm insert 92° shore yellow or white is €13.35 cheaper ($41.10).
| Criterion |  Chain coupling type 4012 08 A-2 12 teeth nominal torque 110 Nm with casing |  Elastic coupling RNK with clamp hubs backlash-free size 9 prebore 3mm (no H7) outer diameter 20mm overall length 30mm insert 92° shore yellow or white |
|---|---|---|
| Price | $56.51 | $41.10cheapest |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | Backorder |
| Rating | — | — |
| Current | 8 A | — |
| Torque | 1 121,7 kg·cm | — |
| Weight | 1.03 kg | 17 g |
| Bore | 12 mm | 3* mm |
| Bore length | — | 10 mm |
| Chain din | 08 A-2 | — |
| Coupling type | Elastic. angular/transv./long flexible | Elastic. angular/transv./long flexible |
| Distance between the hubs | — | 10 mm |
| Electrically insulating | No | No |
| Hub diameter sprocket | 36 mm | — |
| Length of each sprocket | 36 mm | — |
| Length of housing | 72 mm | — |
| Material | Steel / Aluminum | Aluminum/Polyurethane |
| Max bore | — | 11 mm |
| Max bore diameter | 22 mm | — |
| Max misalignment angle | 0.5 ° | — |
| Max misalignment angular | — | 1 |
| Max misalignment axial | 0.2 mm | +0.8/-0.4 mm |
| Max misalignment radial | 0.2 mm | 0.13 ±mm |
| Max outer diameter without housing | 62 mm | — |
| Max speed | 4800 min-1 | 19000 min-1 |
| Max torque | 249 Nm | — |
| Mounting distance | 7.4 mm | — |
| Nominal torque | 110 Nm | — |
| Outer diameter | 77 mm | 20 mm |
| Replacement chain partno | 14 034 112 | — |
| Replacement spider | — | 60 519 209 |
| Size | — | 9 |
| Stainless | No | Yes |
| Surface | Varnished (Housing) | Blank |
| Temperature max. | 120 °C | 90 °C |
| Temperature min. | -30 °C | -30 °C |
| Total length | 79.4 mm | 30 mm |
| Type | 4 012 | — |
| 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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