The Design of the Grayback
The Grayback was designed with two propellers that are driven by four motorized electric systems. These systems are then charged by diesel engines quartet. The Grayback’s official crew strength 54 enlisted men and six officers while 80 crew members were aboard during her disappearance.
The Design Of The Grayback
The Strength of the Grayback
The Grayback was known to be well-equipped with ten torpedo tubes that were 21-inches wide. Six of these torpedo tubes were set towards the bow, and four set towards the stern. Not to mention, it had a 50-caliber machine gun, Oerlikon 20 mm, and Bofors 40mm cannons.
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The Strength Of The Grayback
