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Project 659 Class
NATO : Echo I

Name	Builders	Laid down	Launched	Commissioned
K45	K	28th December 1957	12th May 1959	18th September 1960
K59	K	N/A	N/A	10th December 1961
K66	K	N/A	N/A	10th December 1961
K122	K	N/A	N/A	13th April 1962
K151	K	N/A	N/A	December 1962

Builders:
K : Komsomolsk, Amur, Russia

Dimensions:
364' 8" x 30' 1" x 24' 9" / 111.20m x 9.20m x 7.60m

Displacement:
3731 tons surfaced / 4920 tons dived

Complement:
120

Armament:
All boats:-
4 x 21" bow torpedo tubes
4 x 16" stern torpedo tubes

A maximum of 20 torpedoes can be carried, usually SET-65 or 53-61 weapons. Six P-5D / SS-N-3C Shaddock missiles are also carried in external launch tubes.

Powerplant:
Two VM-A pressurized water reactors totaling 140MW are carried, along with two steam turbines producing a total of 35000shp and driving two shafts. Two batteries are carried, of 112 cells each.

Maximum speed is 21kts surfaced and 29kts submerged.

Electronics Fit:
Radar:
Prizma surface search
Sever missile guidance

Sonar:
MG-200 Arktika
MG-15 passive
MG-13 intercept

Other:
Nakat-M ESM
Khrom-KM IFF
Pluton navigation
Mayak gyrocompass
EL1 ice avoidance system

Miscellaneous:
Maximum diving depth is 787' and the crush depth is believed to be 984'.