Kuznetsov LOx/Kerosene rocket engine. N-1 stage 3 (block V). Out of Production. Modification of NK-9 engine for the N-1 lunar rocket. May be identical to NK-21 (stage 3).
AKA: 11D53;NK-21. Status: Out of Production. Thrust: 449.00 kN (100,939 lbf). Specific impulse: 340 s. Specific impulse sea level: 312 s.