SSBN 616 Lafayette

Lafayette

SSBN 616 Lafayette (1963)

Type	SSBN
Country	USA
Displacement (t)	8,250
Length (m)	130.0
Beam (m)	10.0
Draft (m)	9.6
Height (m)	10.0
Max speed submerged (kn)	21.0
Max speed surfaced (kn)	16.0
Max safe depth (m)	305
Endurance (days)	60
Propeller	1 x 7 bladed propeller
Nuclear reactors	1
Titanium hull	No
Navigation system	SINS Mk 2 (Inertial Navigation System)
Class year	1963

Sensors

Sonar (8)

Name	Type	Platform	Passive range (km)	Active range (km)
BQA-8	cav	sub	—	—
BQR-2B	Hull	sub	1.3	—
BQR-7	Hull	sub	2.6	—
BQS-4	Hull	sub	—	1.7
BSH-2	ssp	sub	—	—
DUUG-1	Active Intercept		—	—
UQG-1	com	sub	—	—
UQN-1B	Echo sounder	sub	—	—

Radar (1)

Name	NATO name	Air search	Surface search	Fire control
BPS-11A		—	Yes	—

Launchers (3)

Name

Tubes

Fire control

Max launch depth (m)

533mm Torpedo Tube (forward)

Mk 113 Mod 5

305

1956 - 1959: 4 x Mk 16 Mod 1 , 8 x Mk 37 Mod 0
1960 - 1966: 4 x Mk 16 Mod 1 , 0 x Mk 37 Mod 0 , 8 x Mk 37 Mod 1
1967 - 1970: 4 x Mk 16 Mod 7 , 8 x Mk 37 Mod 2 , 0 x Mk 37 Mod 3
1971 - 1973: 12 x Mk 48 Mod 1
1974 - 1976: 12 x Mk 48 Mod 2
1977 - 1982: 12 x Mk 48 Mod 3
1983 - 1987: 12 x Mk 48 Mod 4
1988 - present: 12 x Mk 48 Mod 5 ADCAP

Missile Launcher

—

1959 - 1961: 16 x Polaris A-1
1962 - 1963: 16 x Polaris A-2
1964 - present: 16 x Polaris A-3

Signal Ejector

—

305

Extendable devices (8)

Name	NATO name	Capabilities	Max depth (m)	Max speed (kn)
AT-317B Radio Antenna	—	Radio (VLF), Radio navigation	—	7.5
BPS-12 Radar	—	Radar	—	7.5
BRA-15 Radio Antenna	—	Radio (LF, MF, HF), Radio navigation	—	7.5
BRA-9 Radio Antenna	—	Radio (LF, MF, HF), Radio navigation	—	7.5
BRD-6 RDF	—	Direction finder	—	7.5
Snorkel	—	Snorkel	—	7.5
Type 2D attack periscope	—	Periscope (attack)	—	7.5
Type 8 search periscope	—	Periscope (observation)	—	7.5

Towed devices (2)

Name	Type	NATO name	Towed decoy	Capabilities	Cable (m)	Depth (m)	Speed (kn)
BRA-8	Trailing buoy	—	—	Receive, Radio (VLF)	450	396 – 61	3.0 – 12.0
Floating wire VLF (SUBTASK II)	Trailing wire	—	—	Receive, Radio (VLF, LF, Radio navigation)	549	91 – 37	2.3 – 9.0

Individual hulls (9)

Name

Short name

Country

Start date

End date

Remark

SSBN-616 Lafayette

SSBN-616

USA

1963-04-23 (Commissioned)

1977-01-01 (Modernization to "SSBN 616 Lafayette (1974)")

US Atlantic Fleet: 1963-04-23 – 1964-01-04
US Atlantic Fleet: 1964-01-04 – 1972-03-17
US Atlantic Fleet: 1972-03-17 – 1972-10-13
US Atlantic Fleet: 1972-10-13 – 1974-11-07 (Conversion poseidon missiles)
US Atlantic Fleet: 1976-01-01 – 1977-01-01

SSBN-617 Alexander Hamilton

SSBN-617

USA

1963-02-23 (Commissioned)

1975-04-01 (Conversion poseidon missiles)

US Atlantic Fleet: 1963-02-23 – 1964-03-16
US Atlantic Fleet: 1964-03-16 – 1965-01-02
US Atlantic Fleet: 1965-01-02 – 1968-06-28
US Atlantic Fleet: 1968-06-28 – 1972-11-19
US Atlantic Fleet: 1972-11-19 – 1973-01-01
US Atlantic Fleet: 1973-01-01 – 1975-04-01 (Conversion poseidon missiles)

SSBN-619 Andrew Jackson

SSBN-619

USA

1963-07-03 (Commissioned)

1974-08-01 (Conversion poseidon missiles)

US Pacific Fleet: 1963-07-03 – 1964-02-15
US Pacific Fleet: 1964-02-15 – 1973-01-01
US Pacific Fleet: 1973-01-01 – 1974-08-01 (Conversion poseidon missiles)

SSBN-620 John Adams

SSBN-620

USA

1964-05-12 (Commissioned)

1975-11-27 (Conversion poseidon missiles)

US Atlantic Fleet: 1964-05-12 – 1964-11-20
US Atlantic Fleet: 1964-11-20 – 1968-08-05
US Atlantic Fleet: 1968-08-05 – 1969-08-10 (Overhaul)
US Pacific Fleet: 1969-08-10 – 1974-12-03
US Atlantic Fleet: 1974-12-03 – 1975-11-27 (Conversion poseidon missiles)

SSBN-622 James Monroe

SSBN-622

USA

1963-12-07 (Commissioned)

1976-01-01 (Conversion poseidon missiles)

US Atlantic Fleet: 1963-12-07 – 1964-02-10
US Atlantic Fleet: 1964-02-10 – 1966-04-07
US Atlantic Fleet: 1966-04-07 – 1968-10-01
US Atlantic Fleet: 1968-10-01 – 1969-02-20
US Atlantic Fleet: 1969-02-20 – 1974-01-01
US Atlantic Fleet: 1974-01-01 – 1976-01-01 (Conversion poseidon missiles)

SSBN-623 Nathan Hale

SSBN-623

USA

1963-11-23 (Commissioned)

1975-09-10 (Conversion poseidon missiles)

US Atlantic Fleet: 1963-11-23 – 1964-02-21
US Atlantic Fleet: 1964-02-21 – 1969-01-01
US Pacific Fleet: 1969-01-01 – 1973-09-10
US Pacific Fleet: 1973-09-10 – 1975-09-10 (Conversion poseidon missiles)

SSBN-624 Woodrow Wilson

SSBN-624

USA

1963-12-27 (Commissioned)

1974-09-01 (Conversion poseidon missiles)

US Atlantic Fleet: 1963-12-27 – 1964-03-10
US Atlantic Fleet: 1964-03-10 – 1968-01-05
US Atlantic Fleet: 1968-01-05 – 1970-12-01
US Atlantic Fleet: 1970-12-01 – 1972-02-01
US Atlantic Fleet: 1972-02-01 – 1974-09-01 (Conversion poseidon missiles)

SSBN-625 Henry Clay

SSBN-625

USA

1964-02-20 (Modernization from "SSBN 616 Lafayette (1974)")

1977-07-01 (Conversion poseidon missiles)

US Atlantic Fleet: 1964-02-20 – 1964-08-17
US Atlantic Fleet: 1964-08-17 – 1968-03-10
US Atlantic Fleet: 1968-03-10 – 1975-04-01
US Atlantic Fleet: 1975-04-01 – 1977-07-01 (Conversion poseidon missiles)

SSBN-626 Daniel Webster

SSBN-626

USA

1964-04-09 (Modernization from "SSBN 616 Lafayette (1974)")

1977-01-01 (Conversion poseidon missiles)

US Atlantic Fleet: 1964-04-09 – 1964-09-01
US Atlantic Fleet: 1964-09-01 – 1971-11-06
US Pacific Fleet: 1971-11-06 – 1975-01-01
US Pacific Fleet: 1975-01-01 – 1977-01-01 (Conversion poseidon missiles)