Improved Y-301 (PBR) class

 2 Improved Y-301-class RIVERINE PATROL CRAFT (PBR)

 Pendant     Completed    Status

 Y 311       1967         Active
 Y 312       1967         Active

These Burmese-built ships are a slightly larger version of the Y-301 -class river gunships (see separate database entry).

Both ships are in active service.

 Similak Dockyard, Similak, Burma

 Burma

 Displacement
                     250 tons full load
 Dimensions
      length         121 ft  4 in (37.0 m) overall
     ...