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Project 670M Skat-M Class
NATO : Charlie II

Name	Builders	Laid down	Launched	Commissioned
K209	G	1980	N/A	1982
K452 Berkut	G	N/A	1973	1974
K458	G	N/A	1975	1976
K479	G	N/A	1977	1978
K503	G	N/A	1978	1979
K508	G	N/A	1979	1980

Builders:
G : Krasnoye Sormovo, Gorky, Russia

Dimensions:
344' 1" x 32' 4" x 25' 5" / 104.90m x 9.90m x 7.80m

Displacement:
4372 tons surfaced / 5500 tons dived

Complement:
98

Armament:
4 x 21" bow torpedo tubes
2 x 26" bow torpedo tubes

A maximum of 14 torpedoes could be carried. One RPK-2 Vyuga / SS-N-15 Starfish missile could be carried per torpedo space. Eight P-120 Malakhit / SS-N-9 missiles are carried in external launch tubes.

Powerplant:
Two VM-4 pressurized water reactors of 75MW each are fitted, along with one OK-300 steam turbine of 18800shp.

Maximum speed is 15kts surfaced and 24kts submerged.

Electronics Fit:
Radar:
Albatros

Sonar:
MG-100 Kerch

Other:
Zaliv-P ESM
Sigma 670 navigation

Miscellaneous:
Maximum diving depth is 820' and crush depth is believed to be 1049'.