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NO21 submarine chasers (1942-1943/1947)


Ships


Names Builders Commissioned Losses Transfers Discarding

No21 (ex-MO-129, ex-No049, ex-No0132)

No22 (ex-MO-162, ex-No012, ex-No0162, ex-No0810, ex-No1512)

No23 (ex-MO-210, ex-MO-2)

No24 (ex-MO-307, ex-No094, ex-No0410, ex-No0612, ex-MO-1)

638 Yd, Astrakhan, USSR: No21-24

1942 // 1947: Mo23, 24

1943 // 1947: No21, 22

none

none

1957: No21-24



Technical data


Displacement standard, t

53

Displacement full, t

57

Length, m

26.9

Breadth, m

4.02

Draught, m

1.48

No of shafts

2

Machinery

2 Packard petrol engines

Power, h. p.

2000

Max speed, kts

22 - 24

Fuel, t

petrol 6.1

Endurance, nm(kts)367(15)
Armament

2 x 1 - 45/69 21KM, 2 x 1 - 20/70 Mk 3, 2 DCR (8)

Electronic equipmentTamir-1 sonar
Complement

21



Standard scale images


<i>No21</i> 1947
No21 1947


Project history

Former Soviet Project MO-IV small submarine chasers.

Modernizations

None.

Naval service

No significant events.