Auk-class minesweeper

	USS Chief (AM-315) underway in 1952
Class overview
Name	Auk class
Builders	(10 builders in 9 states)
Operators	United States Navy; Royal Navy (under Lend-Lease); Post WWII; Hellenic Navy; Philippine Navy; Republic of Korea Navy; Turkish Navy; Mexican Navy; Republic of China Navy;
Preceded by	Raven class
Succeeded by	USS Eagle
General characteristics
Type	Minesweeper
Displacement	890 long tons (900 t); 1,100 long tons (1,100 t) (full load);
Length	221 ft 2 in (67.41 m)
Beam	32 ft 0 in (9.75 m)
Draft	11 ft 0 in (3.35 m)
Installed power	3,500 shp (2,600 kW)
Propulsion	2 × Diesel–electric drives; 2 × screws;
Speed	9–12 kn (17–22 km/h; 10–14 mph) (cruising); 18 kn (33 km/h; 21 mph) (maximum);
Complement	105
Armament	Varied; 2 × 3 in (76 mm)/50 caliber gun (aft gun removed in AM-314 and up); 2 × 40 mm (1.57 in) Bofors guns (added in place of aft gun in AM-314 and up); 8 × 20 mm (0.79 in) Oerlikon cannons (varied from 4 in early ships to 8 in later ships); 2 × depth charge tracks; 5 × k-guns; AM-371 and up; 4 × k-guns ; 1 × hedegehog;

The Auk class were a class of minesweepers serving with the United States Navy and the Royal Navy during the Second World War. In total, there were 93 Auks built.

Class overview
USS Chief (AM-315) underway in 1952
Name	Auk class
Builders	(10 builders in 9 states)
Operators	United States Navy Royal Navy (under Lend-Lease) Post WWII Hellenic Navy Philippine Navy Republic of Korea Navy Turkish Navy Mexican Navy Republic of China Navy
Preceded by	Raven class
Succeeded by	USS Eagle
General characteristics
Type	Minesweeper
Displacement	890 long tons (900 t) 1,100 long tons (1,100 t) (full load)
Length	221 ft 2 in (67.41 m)
Beam	32 ft 0 in (9.75 m)
Draft	11 ft 0 in (3.35 m)
Installed power	3,500 shp (2,600 kW)
Propulsion	2 × Diesel–electric drives 2 × screws
Speed	9–12 kn (17–22 km/h; 10–14 mph) (cruising) 18 kn (33 km/h; 21 mph) (maximum)
Complement	105
Armament	Varied 2 × 3 in (76 mm)/50 caliber gun (aft gun removed in AM-314 and up) 2 × 40 mm (1.57 in) Bofors guns (added in place of aft gun in AM-314 and up) 8 × 20 mm (0.79 in) Oerlikon cannons (varied from 4 in early ships to 8 in later ships) 2 × depth charge tracks 5 × k-guns AM-371 and up 4 × k-guns 1 × hedegehog