Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 20mm vs Linear ball bearing KB-ST-V with square flange sealed on both sides for shaft Ø 50mm short version
Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 20mm and Linear ball bearing KB-ST-V with square flange sealed on both sides for shaft Ø 50mm short version are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 20mm is €72.78 cheaper ($88.58).
| Criterion |  Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 20mm |  Linear ball bearing KB-ST-V with square flange sealed on both sides for shaft Ø 50mm short version |
|---|---|---|
| Price | $88.58cheapest | $172.53 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 56 g | 1.75 kg |
| Diameter of mounting holes d1 x d2 x h | — | 9 x 14 x 8.1 mm |
| Flange diameter | — | 112 mm |
| Flange width | — | 13 mm |
| For shaft diameter | 20 mm | 50 mm |
| Hole circle diameter of mounting holes | — | 94 mm |
| Length | 45 mm | 100 mm |
| Load rating dynamic | 3 250 N | 3 820 N |
| Material | Plastic / Steel | Steel / Plastic |
| No of ball rows | 6 | — |
| Outer diameter | 32 mm | 75 mm |
| Static load rating | 2 650 N | 7 940 N |
| Suitable snap ring din471 | 617 432 00 | — |
| Surface | Blank | Blank |
| Wrench size of square | — | 88 mm |
| 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.