S-1 motor torpedo boats (1931)

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RUSSIA / USSR

COASTAL FORCES

Ships

Names	Builders	Completed	Losses	Transfers	Discarding
С-1 [S-1], 7.1931- В-1 [V-1], 8.1932- №10 [No10], 12.1934- №72 [No72], 4.1939- №54 [No54], 5.1940- №51 [No51], 9.1941- №134 [No134], 9.1941- №144 [No144], 4.1944- TK-144 С-2 [S-2], 7.1931- В-2 [V-2], 8.1932- №20 [No20], 12.1934- №82 [No82], 4.1939- №64 [No64], 5.1940- №61 [No61], 9.1941- №144 [No144], 9.1941- №154 [No154], 4.1944- TK-154	194 Yd (Marti Yd), Leningrad: S-1, 2	7/1931: S-1, 2	none	none	1946: TK-144, 154

Names

Builders

Completed

Losses

Transfers

Discarding

С-1 [S-1], 7.1931- В-1 [V-1], 8.1932- №10 [No10], 12.1934- №72 [No72], 4.1939- №54 [No54], 5.1940- №51 [No51], 9.1941- №134 [No134], 9.1941- №144 [No144], 4.1944- TK-144

С-2 [S-2], 7.1931- В-2 [V-2], 8.1932- №20 [No20], 12.1934- №82 [No82], 4.1939- №64 [No64], 5.1940- №61 [No61], 9.1941- №144 [No144], 9.1941- №154 [No154], 4.1944- TK-154

194 Yd (Marti Yd), Leningrad: S-1, 2

7/1931: S-1, 2

none

1946: TK-144, 154

Technical data

Displacement standard, t
Displacement full, t	28
Length, m	23.5
Breadth, m	3.80
Draught, m	1.90
No of shafts	3
Machinery	3 GAM-34BS petrol engines
Power, h. p.	2250
Max speed, kts	27
Fuel, t	petrol 3.5
Endurance, nm(kts)	270(12)
Armament	1 x 2 - 7.6/94, 3 - 450 TT (stern) or 3 DCR (36)
Complement	6

Standard scale images

S-1 1931

Project history

Experimental steel-hulled MTBs. Torpedoes were launched from chutes astern. Boats were appeared unsuccessful, first of all because of insufficient speed.

Modernizations

1942, both: - 3 - 450 TT; + 1 x 1 - 20/70 Oerlikon Mk II/IV, 1 x 1 - 12.7/79

1944, both: - 1 x 1 - 20/70, 1 x 1 - 12.7/79; + 3 - 450 TT

Naval service