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At a glance
Knox-class frigatelarger figure on 3 of 3
Manoram-class ferrylarger figure on 0 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source438 ft (134 m)[source]
Length
Single sourceConfiguration
| Specification | Knox-class frigate | Manoram-class ferry |
|---|---|---|
| Builders | Todd Shipyard , Seattle and San Pedro Lockheed Shipbuilding and Construction Company Avondale Shipyard[source] | — |
| Operators | United States Navy Republic of China Navy Egyptian Navy Hellenic Navy Mexican Navy Royal Thai Navy Turkish Naval Forces[source] | Indian Navy[source] |
| Preceded by | Garcia class[source] | — |
| Subclasses | Baleares class Allende class Phutthayotfa Chulalok class[source] | — |
| Built | 1965–1974[source] |
62.1 m (203 ft 9 in)[source]
officers, 240 enlisted
Single source17 officers, 240 enlisted[source]
at 20 kn (37 km/h; 23 mph)
Single source4,500 nmi (8,300 km; 5,200 mi) at 20 kn (37 km/h; 23 mph)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| In commission | 1969–1994 (USN)[source] | — |
|---|
| Planned | 55[source] |
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| Completed | 46[source] |
|---|
| Canceled | — |
|---|
| Active | 2 (Egypt) 5 (Taiwan)[source] |
|---|
| Retired | 46 (USN), some were transferred to other countries where they are in active service[source] | — |
|---|
| Preserved | — |
|---|
| Type | Ocean escort (1964–1975) Frigate (1975–1994)[source] | Ferry[source] |
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| Propulsion | 1 × Westinghouse steam turbine 1 × shaft[source] | — |
|---|
| Sensors & processing systems | AN/SPS-10 Surface Search Radar AN/SPS-40 Air Search Radar AN/SPS-67 Surface Search Radar AN/SQS-26 active/passive Sonar AN/SQS-35 active/passive towed Sonar AN/SQR-18 Towed array sonar system AN/SPG-53 Mk68 Gun Fire Control System[source] | — |
|---|
| Electronic warfare & decoys | As Built AN/WLR-1C – AN/ULQ-6C and AN/SLA-15 (Comprising AN/SLQ-26 System) AN/SLQ-32 Electronics Warfare System and Mark 36 SRBOC[source] | — |
|---|
| Armament | As built: 1 × 5 in (127 mm)/54 caliber Mark 42 gun 1 × Mk-16 8–cell ASROC launcher 2 × dual Mark 32 Mark 46 torpedo launchers First refit: 1 × Mk-25 8–cell RIM-7 Sea Sparrow (BPDMS) (DE-1052–1069 and 1071–1083) 1 × Mk-29 8–cell RIM-7H Improved Sea Sparrow (IBPDMS) (DE-1070) Mk-16 2 cells converted to launch HARPOON Second refit: 1 × Phalanx CIWS (RIM-7/7H Sea Sparrow removed)[source] | — |
|---|
| Aircraft carried | 1 × QH-50 (DASH) helicopter 1 × SH-2 Seasprite (LAMPS I) helicopter (refit)[source] | — |
|---|
| Country of origin | United States[source] | India[source] India[source] India[source]Inventory Origin column; table 17, row 3, cell 6; revision 1376895978; retrieved 2026-10-02 |
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| Name | — | Manoram class[source] |
|---|
| Capacity | — | 250 passengers[source] |
|---|
| Source manufacturer statement | — | The Manoram -class ferry are series of watercraft built by Inland Marine Works Pvt Ltd Port Blair , at its Chanch Shipyard, Gujarat for Indian Navy .[source]Only the subject, component or variant named in this passage; unresolved names do not create a manufacturer identity |
|---|
| Source measurement | — | The Manoram -class ferry are series of watercraft built by Inland Marine Works Pvt Ltd Port Blair , at its Chanch Shipyard, Gujarat for Indian Navy . They are fully air-conditioned craft and are fitted with modern navigational aids and can ferry 250 passengers.[source]Manoram-class ferry · Lead; only the objects and conditions stated in this passage |
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