NAVYPEDIA

Ships

Names	Builders	Completed	Losses	Transfers	Discarding
2 boats (probably unnamed)	196 Yd (Sudomekh Wks), Leningrad: 2 boats	1935: 1 boat 1936: 1 boat	none	none	1937 - 1938: 2 boats

Technical data

Displacement standard, t
Displacement normal, t	8
Length, m	10.0
Breadth, m	1.25
Draught, m
No of shafts	1
Machinery	1 electric motor
Power, h. p.	11
Max speed, kts	--- / 4.5
Fuel, t	---
Endurance, nm(kts)	--- / 28(4.5)
Armament	1 - 450 TT (fwd, 1), 550 kg of TNT
Complement	1
Diving depth operational, m	10

Project history

Single-hulled, single-seat air-launched midget submarine. Pressure hull had 5 watertight compartments. Only electric-driven, surfacing not provided, midget can be wireless controlled. Their planned carrier was MK-1 flying boat.

Modernizations

none.

Naval service

Submarines were used for experiments only.