Clamp coupling (boc coupling) DIN 115 both sides bore 35mm with keyway material cast iron vs Elastic coupling RNK with clamp hubs backlash-free size 42 prebore 20mm (no H7) outer diameter 95mm overall length 126mm insert 98° shore red
Clamp coupling (boc coupling) DIN 115 both sides bore 35mm with keyway material cast iron and Elastic coupling RNK with clamp hubs backlash-free size 42 prebore 20mm (no H7) outer diameter 95mm overall length 126mm insert 98° shore red are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Clamp coupling (boc coupling) DIN 115 both sides bore 35mm with keyway material cast iron is €155.31 cheaper ($185.45).
| Criterion |  Clamp coupling (boc coupling) DIN 115 both sides bore 35mm with keyway material cast iron |  Elastic coupling RNK with clamp hubs backlash-free size 42 prebore 20mm (no H7) outer diameter 95mm overall length 126mm insert 98° shore red |
|---|---|---|
| Price | $185.45cheapest | $364.70 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | Backorder |
| Rating | — | — |
| Weight | 6.5 kg | 1.7 kg |
| Bore | — | 20* mm |
| Bore diameter | 35 mm | — |
| Bore length | — | 50 mm |
| Coupling type | Rigid two-piece stlye | Elastic. angular/transv./long flexible |
| Distance between the hubs | — | 26 mm |
| Electrically insulating | No | No |
| Material | Grey cast iron (A48) | Aluminum/Polyurethane |
| Max bore | — | 50 mm |
| Max misalignment angle | 0 ° | — |
| Max misalignment angular | — | 0.9 |
| Max misalignment axial | 0 mm | +2/-1 mm |
| Max misalignment radial | 0 mm | 0.14 ±mm |
| Max speed | 1420 min-1 | 4000 min-1 |
| Max torque | 80 Nm | — |
| Number of allen bolts din 931 | 6 | — |
| Outer diameter | 110 mm | 95 mm |
| Replacement spider | — | 60 519 842 |
| Size | — | 42 |
| Stainless | No | Yes |
| Surface | Blank | Blank |
| Temperature max. | 150 °C | 90 °C |
| Temperature min. | -40 °C | -30 °C |
| Total length | 160 mm | 126 mm |
| With keyway | Yes | 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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