from Navweaps:
533 mm (21") 53-65, 53-65K and 53-65M.
Ship Class Used On Submarines
Date Of Design N/A
Date In Service
53-65: 1965
53-65K: 1969
53-65M: 1969
Weight 4,563 to 4,630 lbs. (2,070 to 2,100 kg)
Overall Length 283 in (7.200 m)
Explosive Charge 661 lbs. (300 kg)
Range / Speed
53-65: 19,700 yards (18,000 m) / 45 knots
53-65K: 20,800 yards (19,000 m) / 45 knots
53-65M: 24,000 yards (22,000 m) / 44 knots
Power
53-65 and 53-65M: Kerosene-Hydrogen Peroxide Turbine
53-65K: Kerosene-Oxygen TurbineNote: Acoustic wake following homing torpedo. Based upon 53-61 torpedo.
Engines for 53-65K were also used on self-moving sea mine SMDM.
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