AKA: 11D52VM;NK-35. Status: Design 1972. Date: 1965. Thrust: 1,960.00 kN (440,620 lbf).
Derivative of NK-15 with kerosene replaced by hydrogen. Canceled before hot-tests. Intended for cryogenic second stage of N-IFV-II,III or N-IMV-II,III launcher versions studied in 1965.