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Permit vs Skipjack

Permit vs Skipjack at a glance — displacement 3,810 vs 3,124 tons, length 84 vs 76 m, speed 15 vs 15 knots, crew 112 vs 93.

Specifications
Permit Skipjack
Origin 🇺🇸 United States 🇺🇸 United States
Category Submarine Submarine
Type Nuclear-powered attack submarine Nuclear-powered attack submarine
Manufacturer Portsmouth Naval Shipyard General Dynamics Electric Boat
Year introduced 1961 1959
Number built 14 units 6 units
Estimated unit price NA $40 million
Displacement 3,810 tons 3,124 tons
Maximum speed 15.0 knots 15.0 knots
Range Unlimited Unlimited
Length 84.9 m 76.7 m
Beam 9.6 m 9.6 m
Crew 112 93
Max depth 400 m 210 m
Performance Radar Chart
Armament & Systems
Permit Skipjack
Armament
  • 4 × 21 inch (533 mm) torpedo tubes amidships
  • 12-18 × Mark 37 torpedoes (later Mark 48s)
  • 4-6 × UUM-44 SUBROC anti-submarine missiles
  • 4 × UGM-84 Harpoon anti-ship missiles
  • 6 × 21-inch (533 mm) torpedo tubes (bow)
  • 24 × Mark 37, Mark 14, Mark 16, Mark 45 ASTOR nuclear, and/or Mark 48 torpedoes
Propulsion 1 S5W PWR, 2 steam turbines, 15,000 shp (11 MW), 1 shaft 1 S5W reactor, geared steam turbines (15,000 shp (11,000 kW)), 1 shaft
Change comparison vs

Frequently Asked Questions

Which has greater displacement, the Permit-class or Skipjack-class?
The Permit-class has greater displacement at 3,810 tons compared to the Skipjack-class's 3,124 tons.
Which is faster, the Permit-class or Skipjack-class?
The Skipjack-class is faster with a maximum speed of 15 knots compared to the Permit-class's 15 knots.
Which has longer range, the Permit-class or Skipjack-class?
Both the Permit-class and Skipjack-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Permit-class or Skipjack-class?
The Permit-class is longer at 84.9 meters compared to the Skipjack-class's 76.7 meters.
How many crew members do the Permit-class and Skipjack-class have?
The Permit-class has a larger crew complement of 112 compared to the Skipjack-class's 93 crew members.
Which can dive deeper, the Permit-class or Skipjack-class?
The Permit-class can dive deeper with a maximum depth of 400 meters compared to the Skipjack-class's 210 meters.
Which has been built in greater numbers, the Permit-class or Skipjack-class?
The Permit-class has been built in greater numbers with 14 vessels compared to 6 vessels of the Skipjack-class.