SP0025526Current 54mm group-head / steam-ring seal. Successor path from SP0001474 on many Barista-series machines.
| Field | Value |
|---|---|
| Brand | Breville |
| SKU | SP0025526 |
| Role | 54mm group head seal |
| Replaces | SP0001474 (same 54mm seal family on many listings) |
| Fits (common) | BES870, BES878, BES880, BES840, BES810, Bambino BES450/BES500 family (54mm only) |
| Hard stop | 58mm machines (Dual Boiler / Oracle) need SP0001635 — not this seal |
| Interval | Often 12–18 months with regular use |
| Confirm | Measure portafilter — 54mm vs 58mm before you buy |
58mm machines (Dual Boiler / Oracle) need SP0001635 — not this seal