Grom-class destroyer

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ORP Błyskawica
Class overview
Builders	J. Samuel White, Cowes
Operators	Polish Navy
Preceded by	Wicher class
Succeeded by	Improved Grom class (planned) Skory class (actual)
Completed	2
Lost	1
Retired	1
Preserved	1
General characteristics
Type	Destroyer
Displacement	2,144 tons standard 2,560 tons full load
Length	114 m
Beam	11.3 m
Draught	3.3 m
Propulsion	Pearson geared turbine engines 54,000 shp
Speed	39 knots (72 km/h; 45 mph)
Complement	192
Armament	Initial: 7 x 4.7 in (120 mm) (3 × 2, 1 × 1) 4 x 40 mm AA (2 × 2) 8 x 13.2 mm MG (4 × 2) 6 x 21 in (533 mm) torpedo tubes (2 × 3) Depth charge throwers

The Grom-class destroyers were two destroyers, built for the Polish Navy by the British company of J. Samuel White, Cowes. They were laid down in 1935 and commissioned in 1937. The two Groms were some of the fastest and most heavily armed destroyers of World War II.