Ball transfer unit 330 with steel-sheet housing ball diameter 30mm vs Ball transfer unit 378 size 25,4 diameter 44mm housing steel with KTL “anti-oxide” electrophoretic coating
Ball transfer unit 330 with steel-sheet housing ball diameter 30mm and Ball transfer unit 378 size 25,4 diameter 44mm housing steel with KTL “anti-oxide” electrophoretic coating are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Ball transfer unit 330 with steel-sheet housing ball diameter 30mm is €46.23 cheaper ($56.26).
| Criterion |  Ball transfer unit 330 with steel-sheet housing ball diameter 30mm |  Ball transfer unit 378 size 25,4 diameter 44mm housing steel with KTL “anti-oxide” electrophoretic coating |
|---|---|---|
| Price | $56.26cheapest | $109.61 |
| Seller | MÄDLER | MÄDLER |
| Availability | In stock | Backorder |
| Rating | — | — |
| Weight | 265 g | 490 g |
| Height | — | 48.3 mm |
| Installation dimension | 46.7 +0.2 mm | — |
| Load rating | 2 500 N | 2 250 N |
| Material | Steel | Steel |
| Outer diameter | — | 44 mm |
| Outer diameter mounting surface | 45 +-0.080 mm | — |
| Outer diameter support surface | 55 mm | — |
| Overhang with ball | 13.8 ±0.3 mm | 5.6 mm |
| Overhang without ball | 7.9 mm | — |
| Size | 30 mm | 25.4 mm |
| Surface | Zinc-plated | Anti oxid finish (KTL) |
| Thickness of support surface | 3.7 mm | — |
| Thread length | — | 25 mm |
| Thread size x pitch | — | M 12×1.75 mm |
| Tolerance ring partno | 654 390 30 | — |
| Total height | 37.5 mm | — |
| Version | 330 | — |
| 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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