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FIGHTING SHIPS OF THE WORLD
JAPAN
ESCORTS
ISUZU frigates (1961 - 1964)


Photo



Mogami 1978

Ships


Name No Yard No Builder Laid down Launched Comp Fate
いすず [Isuzu] DE211, 4.1988- ASU7015   Mitsui, Tamano 16.4.1960 17.1.1961 29.7.1961 TS 4.1988, deleted 3.1992
もがみ [Mogami] DE212, 7.1987- TV3505   Mitsubishi, Nagasaki 4.8.1960 7.3.1961 28.9.1961 TS 7.1987, deleted 6.1991
きたかみ [Kitakami] DE213, 3.1990- ASU7016   Ishikawajima-Harima, Tokyo 7.6.1962 21.6.1963 1.2.1964 TS 3.1990, deleted 10.1993
おおい [Ooi] DE214, 1.1990- ASU7017   Maizuru Jukogyo, Maizuru 10.6.1962 15.6.1963 1.2.1964 TS 1.1990, deleted 2.1993


Technical data


Displacement standard, t

1490
Displacement full, t

1700
Length, m

94.0 wl 97.0 oa
Breadth, m

10.4
Draught, m

3.50 max
No of shafts

2
Machinery

DE211: 4 Mitsui - Burmeister & Wain 1235VBU-45V diesels

DE212: 2 Mitsubishi 9UET52/65 diesels

DE213, 214: 2 Mitsubishi 12UEV30/40 diesels + 2 Mitsui 1228V3BU-38V diesels
Power, h. p.

DE211, 212: 16000

DE213, 214: 8500 + 8500 = 17000
Max speed, kts

26
Fuel, t

diesel oil
Endurance, nm(kts) 
Armament

DE211, 212: 2 x 2 - 76/50 Mk 33, 1 x 4 - 533 TT,  2 - 483 TT, 1 x 1 - 324 Mk 108 Weapon Alfa ASWRL, 1 DCT, 1 DCR

DE213, 214: 2 x 2 - 76/50 Mk 33, 1 x 4 - 533 TT, 2 x 3 - 324 TT, 1 x 4 - 375 Bofors M50 ASWRL, 1 DCT, 1 DCR
Electronic equipment

DE211, 212: OPS-1, OPS-16, 2x Mk 34 radars, SQS-11, SQR-4, SQA-4 sonars, NOLR-1 ECM suite

DE213, 214: OPS-1, OPS-16, 2x Mk 34 radars, OQS-12, OQY-2 sonars, NOLR-1 ECM suite
Complement

160


Standard scale images


<i>Isuzu </i>1961
Isuzu 1961
<i>Isuzu </i>1975
Isuzu 1975


Graphics


<i>Mogami </i>1978
Mogami 1978


Project history

Two ships were constructed under the 1959 and two under the 1961 programme. Weapons and machinery varied considerably throughout these units. All had different machinery, but Isuzu had only two engines, and consequently a smaller funnel.

Modernizations

1966, Mogami; 1968, Kitakami: - 1 DCT, 1 DCR; + OQA-1 VDS sonar

1974, Mogami; 1975, Isuzu: - 2 - 483 TT, 1 x 1 - 324 Weapon Alfa ASWRL, SQS-11, SQR-4, SQA-4 sonars; + 2 x 3 - 324 TT, 1 x 4 - 375 71-shiki ASWRL, OQS-14 sonar

1975-1976, Kitakami, Ooi: - 1 x 4 - 375 Bofors M50 ASWRL; + 1 x 4 - 375 71-shiki ASWRL

1987, Mogami; 1990, Kitakami: - 1 x 4 - 533 TT, OQA-1 sonar

1988, Isuzu; 1990, Ooi: - 1 x 4 - 533 TT

Naval service

No significant events.