Project 945AB Mars

Project 945AB

NATO: Sierra III

Type SSN
Soviet designation PLA
NATO reporting name Sierra III
Country USSR
Displacement (t) 7,100
Length (m) 110.6
Beam (m) 12.3
Draft (m) 9.5
Height (m) 12.3
Max speed submerged (kn) 32.0
Max speed surfaced (kn) 18.0
Max safe depth (m) 701
Endurance (days) 50
Nuclear reactors 1
Titanium hull Yes
Class year 1993

Sensors

Sonar (1)

Name Type Platform Passive range (km) Active range (km)
MG-512 Vint-M cav sub

Launchers (2)

Name Tubes Fire control Max launch depth (m)
533mm Torpedo Tube (forward) 6 1,000
Signal Ejector 2 100

Notes

planned upgrade to Sierra II. One ship laid down in 1989 but never finished

Individual hulls (1)

Name Short name Country Start date End date Remark
K-536 K-536 USSR