GUPPY

GUPPY II

Type	SS
Country	USA
Displacement (t)	2,440
Length (m)	94.9
Beam (m)	8.3
Draft (m)	4.7
Height (m)	8.3
Max speed submerged (kn)	16.0
Max speed surfaced (kn)	18.0
Max safe depth (m)	122
Endurance (days)	75
Propeller	2 x 5 bladed propellers
Diesel-electric	Yes
Titanium hull	No
Class year	1955

Sensors

Sonar (8)

Name	Type	Platform	Passive range (km)	Active range (km)
BQR-2B	Hull	sub	1.3	—
BQR-3A	Hull	surf	0.9	—
BQS-2	Mine detection	sub	—	0.9
BQS-2	Mine detection	sub	—	0.9
BSH-2	ssp	sub	—	—
DUUG-1	Active Intercept		—	—
OMA-1	cav	sub	—	—
UQN-1B	Echo sounder	sub	—	—

Radar (3)

Name	NATO name	Air search	Surface search	Fire control
AN/BLR-1		—	—	—
AN/SRD-7		—	—	—
SS		—	Yes	—

Launchers (3)

Name

Tubes

Fire control

Max launch depth (m)

533mm Torpedo Tube (forward)

6

Mk 106

305

1962 - 1966: 8 x Mk 16 Mod 1 , 8 x Mk 37 Mod 0
1967 - present: 8 x Mk 16 Mod 7 , 8 x Mk 37 Mod 3

533mm Torpedo Tube (aft)

4

Mk 106

305

1962 - 1966: 4 x Mk 16 Mod 1 , 4 x Mk 37 Mod 0
1967 - present: 4 x Mk 16 Mod 7 , 4 x Mk 37 Mod 3

Signal Ejector

2

—

305

Extendable devices (8)

Name	NATO name	Capabilities	Max depth (m)	Max speed (kn)
BLR-1 ESM	—	ESM	—	7.5
BPS-5A Radar	—	Radar	—	7.5
BRA-9 Radio antenna	—	Radio (LF, MF, HF), Radio navigation	—	7.5
BRD-6B RDF	—	Direction finder	—	7.5
BRR Radio Antenna	—	Radio (VLF)	—	7.5
Snorkel	—	Snorkel	—	7.5
Type 2F Attack periscope	—	Periscope (attack)	—	7.5
Type 8D Search periscope	—	Periscope (observation)	—	7.5

Individual hulls (15)

Name	Short name	Country	Start date	End date	Remark
Rio de Janeiro	Rio de Janeiro	Brazil	—	—
SS-339 Catfish	USS Catfish	USA	1949-05-01 (Commissioned)	1971-07-01 (Decommissioned)
SS-345 Cochino	USS Cochino	USA	1945-08-25 (Commissioned)	1949-08-26 (Decommissioned)
SS-347 Cubera	USS Cubera	USA	1948-03-09 (Commissioned)	1972-01-05 (Decommissioned)
SS-350 Dogfish	USS Dogfish	USA	1948-04-01 (Commissioned)	1972-07-28 (Decommissioned)
SS-352 Halfbeak	USS Halfbeak	USA	1949-09-12 (Commissioned)	1971-07-01 (Decommissioned)
SS-426 Tusk	USS Tusk	USA	1947-10-01 (Commissioned)	1973-10-18 (Decommissioned)
SS-478 Cutlass	USS Cutlass	USA	1948-01-06 (Commissioned)	1973-04-15 (Decommissioned)
SS-483 Sea Leopard	USS Sea Leopard	USA	1949-01-01 (Commissioned)	1973-03-01 (Decommissionedm, to Brazil)
SS-484 Odax	USS Odax	USA	1947-08-01 (Commissioned)	1972-07-08 (Decommissioned)
SS-485 Sirago	USS Sirago	USA	1949-07-25 (Commissioned)	1972-06-01 (Decommissioned)
SS-486 Pomodon	USS Pomodon	USA	1947-07-26 (Commissioned)	1970-08-01 (Decommissioned)
SS-522 Amberjack	USS Amberjack	USA	1948-01-06 (Commissioned)	1973-10-17 (Decommissioned)
SS-523 Grampus	USS Grampus	USA	1949-01-01 (Commissioned)	1972-07-01 (Decommissionedm, to Brazil)
SS-525 Grenadier	USS Grenadier	USA	1949-05-01 (Commissioned)	1973-05-01 (Decommissionedm, to Venezuela)