Cagayan 1948
| Name | No | Builder | Laid down | Launched | Comm | Fate |
| Cagayan (ex-SC731) | P14 | Hiltebrant, Kingston, USA | 4/1942 | 27/6/1942 | 12/1942 // 6/1948 | stricken 1956 |
| Mountain Province (ex-SC736) | P15 | Liberty, Brooklyn, USA | 4/1942 | 29/10/1942 | 2/1943 // 7/1948 | stricken 1960s/70s |
| Ilocus Sur (ex-SC739) | P16 | Julius Peterson, Nyack, USA | 3/1942 | 4/7/1942 | 10/1942 // 7/1948 | stricken 1956 |
| Surigao (ex-SC747) | P17 | Quincy Adams, Quincy, USA | 4/1942 | 28/7/1942 | 9/1942 // 7/1948 | stricken 1960s/70s |
| Isabella (ex-SC750) | P18 | Quincy Adams, Quincy, USA | 6/1942 | 26/9/1942 | 11/1942 // 7/1948 | stricken 1956 |
| Cavite (ex-SC982) | P19 | Vineyard, Milford, USA | 4/1942 | 7/9/1942 | 11/1942 // 7/1948 | stricken 1960s/70s |
| Alert (ex-SC1267) | PY54 | Quincy Adams, Quincy, USA | 8/1942 | 12/12/1942 | 2/1943 // 7/1948 | sunk 1956 |
| Ilocus Norte (ex-SC1274) | Quincy Adams, Quincy, USA | 1/1943 | 22/5/1943 | 7/1943 // 7/1948 | tug AF20 Malampay Sound mid-1950s |
|
Displacement standard, t |
121 |
|
Displacement full, t |
136 |
|
Length, m |
32.8 wl 33.8 oa |
|
Breadth, m |
5.50 |
|
Draught, m |
2.00 full load |
|
No of shafts |
2 |
|
Machinery |
2 General Motors diesels |
|
Power, h. p. |
1000 |
|
Max speed, kts |
16 |
|
Fuel, t |
diesel oil 18 |
| Endurance, nm (kts) | 1500 (12) |
|
Armament |
1 x 1 - 40/56 Bofors, 3 x 1 - 20/70 Oerlikon, 2 x 4 - 178 Mousetrap DCT, 2 DCT, 2 DCR (34) |
|
Sensors |
SF or SO or SU or SCR-517A or SW-1C radar, QC sonar |
| Complement | 27 |
Ship project history: Former USN 110ft SC submarine chasers.
Modernizations: None.
Naval service: Alert was used as yacht and was sunk in 1956.
Alert 1953
© Ivan Gogin, 2011