NAVYPEDIA

Photo

Comandante General Irigoyen 1980

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Comandante General Irigoyen (ex-Arapaho)	1965- A1		Charleston SB, USA	6/1944	2.11.1944	3/1945 // 7.1961	museum ship 2009
Francisco de Gurruchaga (ex-Luiseno)	A3		Charleston SB, USA	11/1944	17.3.1945	6/1945 // 24.7.1975	in service (2019)
Suboficial Castillo (ex-Takelma)	A6		United Engineering, Alameda, USA	4/1943	18.9.1943	8/1944 // 30.9.1993	in service (2019)

Technical data

Displacement standard, t	1291
Displacement full, t	1731
Length, m	59.4 wl 62.5 oa
Breadth, m	11.7
Draught, m	5.20
No of shafts	1
Machinery	A1, 3: 4 General Electric 12-278A diesel-generators, 1 electric motor A6: 4 Caterpillar D399 diesel-generators, 1 electric motor
Power, h. p.	3000
Max speed, kts	16
Fuel, t	diesel oil 363
Endurance, nm(kts)	15000(8)
Armament	A1: 3 x 1 - 40/60 Mk 3, 2 x 1 - 20/70 Mk 10 A3: 1 x 2 - 40/60 Mk 1, 2 x 1 - 20/70 Mk 10 A6: 1 x 1 - 40/60 Mk 3
Electronic equipment	Decca 626, Decca 1230 radars
Complement	85

Standard scale images

Graphics

Project history

Former USN Abnaki class fleet tugs, used by Armada Argentina as patrols. Suboficial Castillo was transferred by USN as a gift 30.9.1993 and was armed by Argentina a year later.

Modernizations

1995, all: Decca 626, Decca 1230 radars instead of old radars

2000s, Francisco de Gurruchaga: + 2 x 1 - 20/70 Mk 10

200s, Suboficial Castillo: + 4 x 1 - 20/70 Mk 10

Naval service

No significant events.