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Permit-Class

USA Submarine Cold War Nuclear Submarines Tier 4 Power 91.63

Second Generation SSNs - Permit-class (originally Thresher-class) were quieter, deeper-diving submarines with advanced sonar. 14 boats. Renamed after Thresher loss.

Specifications

Displacement (std)
3750 t
Displacement (full)
4311 (submerged) t
Length
278.4 ft
Beam
31.6 ft
Crew
13 officers, 120 enlisted
Ships built
14
Commissioned
1961-1968
Decommissioned
1990s-2000s

Performance

Top speed
15 kn
Range
Unlimited

Armament

Main guns
None
Secondary guns
None
Torpedoes
4× 21-inch (amidships)

Armor & Systems

Belt
None

In-Game

Tier
T4
Game power
91.63
Research cost
32,254
Credit cost
64,141

Notable

Historical source ↗