Retaining ring DIN 471 40mm spr. steel and Knurled thumb screw 421 M8 x 40mm long set screw steel zinc plated are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Retaining ring DIN 471 40mm spr. steel is €1.38 cheaper ($1.69).
| Criterion | Retaining ring DIN 471 40mm spr. steel | Knurled thumb screw 421 M8 x 40mm long set screw steel zinc plated |
|---|---|---|
| Price | $1.69cheapest | $3.28 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | — | 20 g |
| Material | Spring steel | Polyamide (PA) / Steel |
| Nominal diameter | 40 mm | — |
| Surface | Phosphated | Glossy finish / Zinc-plated |
| Thread length | — | 40 mm |
| Thread size | — | M 8 mm |
| Weight per 100 pcs | 0.6 kg | — |
| 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.