HMS Berkeley (M40)
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| Career (UK) | |
|---|---|
| Name: | HMS Berkeley (M40) |
| Operator: | Royal Navy |
| Builder: | Vosper Thornycroft |
| Commissioned: | 1986 |
| Decommissioned: | 2000 |
| Fate: | Sold to Greece |
| Career (Greece) | |
| Name: | Ν/ΘΗ Καλλιστώ (M 63) |
| Operator: | Hellenic Navy |
| Acquired: | 2001 |
| General characteristics | |
| Class and type: | Hunt class MCMV |
| Displacement: | 750 tons |
| Length: | 60 m |
| Beam: | 9.8 m |
| Draught: | 2.2 m |
| Propulsion: | 2 shaft Napier Deltic diesel, 3,540 shp |
| Speed: | 17 knots |
| Complement: | 45 (6 officers & 39 ratings) |
| Sensors and processing systems: |
Sonar Type 2193 |
| Armament: | 1 × 40 mm Bofors Mark 9, replaced by 1 × 30 mm MSI DS-30B gun |
| Notes: | Mine counter measures equipment: 2 × PAP remotely controlled submarines (ROV) MS 14 Magnetic loop Sperry MSSA Acoustic generator K8 Oropesa sweeps |
For other ships of the same name, see HMS Berkeley.
HMS Berkeley (M40) was a Hunt-class mine countermeasure vessel (MCMV) of the British Royal Navy. She was sold to the Greek Navy in 2001 as Kallisto.

