Sub Chaser Javari seen after war with her new designation J1
SC-497 Class Submarine Chaser
Laid down 23 March 1942 by W. A. Robinson, Inc., Ipswich, MA
Launched 25 September 1942
Commissioned USS SC-763, 20 October 1942
Transferred to Brazil 7 1942 and renamed Javarí (CS 51)
Decommissioned 29 December 1949
Struck from the Naval Register, (1951). Fate unknown.
Displacement: 148 t
Length: 110' 10"December
Beam: 17' 11"
Max. Draft: 6' 6"(fl)
Speed 15.6 or 21k
Complement: 3 officers, 24 enlisted
Armament one 40mm, two 20-mm, two or three dcp "K Guns", 14 depth charges with six single release chocks, two sets Mk 20 Mousetrap rails with four 7.2 projectiles
Propulsion two General Motors 8-268A or two General Motors 16-184A "pancake" engines, two shafts.
On 19/Jul/44, when the Brazilian Navy Transport ship Vital de Oliveira was torpedoed off Rio de Janeiro by U-861 with the loss of 99 crewmembers. Sub Chaser Javari was part of the escort group in that mission from Vitoria to Rio de Janeiro