Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 30mm vs Linear slide bearing PO-3 ISO series 3 premium for shaft diameter 50mm
Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 30mm and Linear slide bearing PO-3 ISO series 3 premium for shaft diameter 50mm 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 30mm is €56.68 cheaper ($131.27).
| Criterion |  Linear ball bearing KB-3 ISO series 3 premium with shields for shaft Ø 30mm |  Linear slide bearing PO-3 ISO series 3 premium for shaft diameter 50mm |
|---|---|---|
| Price | $131.27cheapest | $196.65 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 122 g | 340 g |
| For shaft diameter | 30 mm | 50 mm |
| Length | 68 mm | 100 mm |
| Load rating dynamic | 7 100 N | — |
| Load rating dynamic at 0 1m s | — | 12 000 N |
| Load rating dynamic at 4m s | — | 300 N |
| Material | Plastic / Steel | Plastic |
| No of ball rows | 6 | — |
| Outer diameter | 47 mm | 75 mm |
| Static load rating | 5 700 N | 41 500 N |
| Suitable snap ring din471 | 617 447 00 | 617 475 00 |
| Surface | Blank | Blank |
| 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.