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Yankee I vs Yankee Notch

Yankee I vs Yankee Notch at a glance — displacement 7,760 vs 7,700 tons, length 132 vs 141 m, speed 13 vs 13 knots, crew 120 vs 120.

Yankee I submarine side profile drawing
🇷🇺 Yankee IFull specs
Yankee Notch submarine side profile drawing
🇷🇺 Yankee NotchFull specs
Specifications
Yankee I Yankee Notch
Origin 🇷🇺 Ex-USSR 🇷🇺 Ex-USSR
Category Submarine Submarine
Type Nuclear-powered ballistic missile submarine Nuclear-powered cruise missile submarine
Manufacturer Sevmash Severodvinsk
Year introduced 1967 1987
Number built 34 units 3 units
Estimated unit price NA NA
Displacement 7,760 tons 7,700 tons
Maximum speed 13.0 knots 13.0 knots
Range Unlimited Unlimited
Length 132.0 m 141.5 m
Beam 11.7 m 11.7 m
Crew 120 120
Max depth 400 m 400 m
Performance Radar Chart
Armament & Systems
Yankee I Yankee Notch
Armament
  • 16 x R-27 (SS-N-6 Serb) submarine-launched ballistic missiles, D-5 launch system
  • 4 x 533 mm torpedo tubes for 14 Type 53 torpedoes or mines
  • 2 x 400 mm torpedo tubes for 4 Type 40 torpedoes
  • 32–40 x RK-55 Granat (SS-N-21 Sampson) cruise missiles, tube-launched
  • 4 x 533 mm and 2 x 400 mm bow torpedo tubes
  • 8 x 533 mm torpedo tubes in the inserted waist section
Propulsion 2 VM-4 pressurized-water reactors, 4 steam turbines, 2 shafts two VM-4 pressurized water cooled reactors powering four steam turbines driving two shafts
Explore further
Yankee I-class side profile drawing Yankee I-class Specs, operators & history →
Former operators · 34 built
  • 🇷🇺 Ex-USSR
  • 🇷🇺 Russia
Yankee Notch-class side profile drawing Yankee Notch-class Specs, operators & history →
Former operators · 3 built
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the Yankee I-class or Yankee Notch-class?
The Yankee I-class has greater displacement at 7,760 tons compared to the Yankee Notch-class's 7,700 tons.
Which is faster, the Yankee I-class or Yankee Notch-class?
Both the Yankee I-class and Yankee Notch-class have a maximum speed of 13 knots.
Which has longer range, the Yankee I-class or Yankee Notch-class?
Both the Yankee I-class and Yankee Notch-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Yankee I-class or Yankee Notch-class?
The Yankee Notch-class is longer at 141.5 meters compared to the Yankee I-class's 132.0 meters.
How many crew members do the Yankee I-class and Yankee Notch-class have?
Both the Yankee I-class and Yankee Notch-class have a crew complement of 120.
Which can dive deeper, the Yankee I-class or Yankee Notch-class?
Both the Yankee I-class and Yankee Notch-class have a maximum depth of 400 meters.
Which has been built in greater numbers, the Yankee I-class or Yankee Notch-class?
The Yankee I-class has been built in greater numbers with 34 vessels compared to 3 vessels of the Yankee Notch-class.