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fighting ships of the world

SOVIET NAVY (USSR)

COASTAL FORCES

Ya-5 and Ya-5M types motor mortar boats (1942-1945)

Ya-1 1942

Names

Ya-5:

ß-1 - 4 [Ya-1 - 4], 8.1944- ÊÝÌÒÙ-771 - 774 [KEMTShch-771 - 774]

ß-5 [Ya-5], 8.1944- MK-5

ß-6 - 9 [Ya-6 - 9], 8.1944- MK-6 - 9, 11.1944- KT-447 - 450

ß-10 - 13 [Ya-10 - 13], 8.1944- ÊÝÌÒÙ-775 - 778 [KEMTShch-775 - 778]

Ya-5M:

ß-25 [Ya-25], 1.1945- MK-25

ß-26 [Ya-26]

ß-27 [Ya-27]

ß-28 - 30 [Ya-28 - 30], 1.1945- MK-28 - 30

MK-38; MK-39

MK-41 - 48

Builders

345 Yd, Yaroslavl: Ya1-13, 25-30, MK-38, 39, 41-48

Commissioned

1942: Ya-1 - 10

1943: Ya11 - 13, 25 - 30

1945: MK-38, 39, 41 - 48

Losses

MK-5 (17.8.1944), Ya-26 (18.4.1944), Ya-27 (18.4.1944)

Transfers

none

Discarding

1946 - 1949: KEMTShch-771 - 774, KT-447 - 450, KEMTShch-775 - 778; MK-25, 28 - 30, 38, 39, 41 - 48

 

Displacement standard, t

 

Displacement full, t

23

Length, m

18.7

Breadth, m

3.56

Draught, m

0.98

No of shafts

1

Machinery

Ya-5 type: 1 M-17 diesel

Ya-5M type: 1 Chrysler petrol engine

Power, h. p.

Ya-5 type: 65

Ya-5M type: 93

Max speed, kts

Ya-5 type: 9

Ya-5M type: 10

Fuel, t

Ya-5 type: diesel oil 4

Ya-5M type: petrol 4

Endurance, nm(kts)  
Armament

2 x 1 - 12.7/79; 1 x 24 - 82 M-8 RL

Complement

10

Project history: Built as runabouts, sometimes are mentioned as Yaroslavets type. Steel-hulled, equipped with a tractor diesel or automobile motor (latter variant is known as Ya-5M type). There were minesweeper variants (KATShch) or mortar boat (MK).

Modernizations: 8.1944, KEMTShch-771 - 778: - 2 x 1 - 12.7/79, 1 x 24 - 82 RL; + 1 x 1 - 7.6/94, magnetic minesweeping gear

11/1944, KT-447 - 450: - 2 x 1 - 12.7/79, 1 x 24 - 82 rocket launcher; + 1 x 1 - 7.6/94, mecanical minesweeping gear

Naval service: Boats served as mortar boats (Ya, MK) or minesweeping boats (KT) or minesweeping boats with magnetic sweeps (KEMTShch).

Ya-29

© Ivan Gogin, 2009-14