Project 122bis

NATO: Kronshtadt

Project 122bis (Series I)

Type PC
NATO reporting name Kronshtadt (I)
Country USSR
Displacement (t) 325
Length (m) 52.2
Beam (m) 6.5
Draft (m) 2.3
Height (m) 8.0
Max speed (kn) 20.0
Endurance (days) 10

Sensors

Sonar (1)

Name Type Platform Passive range (km) Active range (km)
Tamir 9 Hull surf 0.4 0.9

Radar (1)

Name NATO name Air search Surface search Fire control
Gyuys-1M4 Cross Bird Yes Yes —

Launchers (7)

Name Tubes
37mm 70K (aft) 1
37mm 70K (aft) 1
85mm 90K (forward) 1
BMB-1 ASW Mortar (projector) 1
BMB-1 ASW Mortar (projector) 1
DC Rail (rail) 1
DC Rail (rail) 1

Individual hulls (42)

Name Short name Country Commissioned Decommissioned Remark
BO-171 BO-171 USSR 1947-09-27 1961-01-13
BO-172 BO-172 USSR 1947-11-30 1959-06-18
BO-173 BO-173 USSR 1948-01-10 1959-05-21
BO-174 BO-174 USSR 1948-01-01 1958-12-31
BO-175 BO-175 USSR 1948-01-01 1958-12-31
BO-176 BO-176 USSR 1949-01-01 1959-12-31
BO-177 BO-177 USSR 1949-01-01 1959-12-31
BO-178 BO-178 USSR 1949-01-01 1959-12-31
BO-179 BO-179 USSR 1949-01-01 1959-12-31
BO-180 BO-180 USSR 1949-01-01 1959-12-31
BO-181 BO-181 USSR 1949-01-01 1960-12-31
BO-182 BO-182 USSR 1949-01-01 1960-12-31
BO-183 BO-183 USSR 1949-01-01 1960-12-31
BO-184 BO-184 USSR 1949-01-01 1960-12-31
BO-185 BO-185 USSR 1949-01-01 1960-12-31
BO-186 BO-186 USSR 1949-01-01 1960-12-31
BO-187 BO-187 USSR 1949-01-01 1960-12-31
BO-188 BO-188 USSR 1949-01-01 1960-12-31
BO-189 BO-189 USSR 1949-01-01 1960-12-31
BO-190 BO-190 USSR 1949-01-01 1960-12-31
BO-191 BO-191 USSR 1949-01-01 1960-12-31
BO-192 BO-192 USSR 1949-01-01 1960-12-31
BO-193 BO-193 USSR 1949-01-01 1960-12-31
BO-194 BO-194 USSR 1949-01-01 1960-12-31
BO-195 BO-195 USSR 1949-01-01 1960-12-31
BO-196 BO-196 USSR 1949-01-01 1961-12-31
BO-197 BO-197 USSR 1949-01-01 1961-12-31
BO-198 BO-198 USSR 1949-01-01 1961-12-31
BO-199 BO-199 USSR 1949-01-01 1961-12-31
BO-201 BO-201 USSR 1949-01-01 1961-12-31
BO-247 BO-247 USSR 1949-01-01 1961-12-31
BO-248 BO-248 USSR 1949-01-01 1961-12-31
BO-249 BO-249 USSR 1949-01-01 1961-12-31
BO-250 BO-250 USSR 1949-01-01 1961-12-31
BO-251 BO-251 USSR 1949-01-01 1961-12-31
BO-252 BO-252 USSR 1949-01-01 1961-12-31
BO-253 BO-253 USSR 1949-01-01 1961-12-31
BO-254 BO-254 USSR 1949-01-01 1961-12-31
BO-255 BO-255 USSR 1949-01-01 1961-12-31
BO-270 BO-270 USSR 1951-08-13 1960-01-21
BO-271 BO-271 USSR 1949-01-01 1961-12-31
BO-272 BO-272 USSR 1949-01-01 1961-12-31