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FIGHTING SHIPS OF THE WORLD
RUSSIA / USSR
MINE WARFARE SHIPS
"Ya-5" type minesweeping motor boats (KEMTShch-581) (1939 - 1944)


Ships


Names Builders Completed Losses Transfers Discarding

Navy boats:

КЭМТЩ-581 - 584 [KEMTShch-581 - 584]

КЭМТЩ-586 - 593 [KEMTShch-586 - 593]

№164 - 169 [No164 - 169], 8.1943- РТЩ-164 - 169 [RTShch-164 - 169], 10.1943- Я-14 - 19 [Ya-14 - 19], 1.1945- MK-14 - 19

№6679 [No6679], 6.1944- КЭМТЩ-662 [KEMTShch-662]

Auxiliary Navy boats, reclassified as combat:

УГ-1 [UG-1], 4.1945- KT-631

УГ-2 [UG-2], 4.1945- KT-632

345 Yd, Yaroslavl: KEMTShch-581-584, 586-593, No164-169, 6679, UG-1, 2

1939 // 1942: No6679, UG-1, 2

1943: No164 - 169

1944: KEMTShch-581 - 584, 586 - 593

none

none

late 1940s: all



Technical data


Displacement standard, t 
Displacement full, t23
Length, m

18.7

Breadth, m

3.60

Draught, m

1.00

No of shafts

1

Machinery

1 M-17 diesel or Chrysler petrol engine

Power, h. p.

65 or 93

Max speed, kts

9 or 10

Fuel, t

diesel oil or petrol 4

Endurance, nm(kts) 
Armament

KEMTShch-581-584, 586-593: 1 x 1 - 7.6/94, magnetic minesweeping gear

No164-169, 6679: 1 x 1 - 7.6/94, mechanical minesweeping gear

UG-1, 2: 1 x 1 - 7.6/94

Complement10


Standard scale images


<i>Ya-1 </i>1942
Ya-1 1942


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

1943, Ya-14 - 19: - 1 x 1 - 7.6/94, minesweeping gear; + 2 x 1 - 12.7/79, 1 x 24 - 82 M-8 RL

1945, KT-631, 632: + mechanical minesweeping gear

Naval service

No significant events.