Security tasks on the rivers and ports of Viet Nam.

Security patrols, provided escort, and did other Mk 12 LCPL’sĪssigned to Inshore Undersea Warfare Group ONE did Four Mk IV LCPL’s were converted for SEAL support in Viet Nam. Landing Craft Personnel (Large) (LCPL) Mk IV and Mk 12 The LCPL Mk IV is steel-hulled. Sustained twin shaft, or 2- Detroit 8V-71 Diesel Heavily armed boat nicknamed 'Mighty Mo.' Poweredīy 2- Detroit 6-71 Diesel engines 348 hp (260 kW)

Operations along the rivers and tributaries of South Vietnam.Ĭonverted by MST and early SEAL personnel into a A purpose built craft (2 built) used to support SEAL Heavy SEAL Support Craft (HSSC) Heavy SEAL Support Craft (HSSC) Heavy ArmorĪnd Heavy Firepower. To an 18' Fairbanks-Morse centrifugal pump. The prime mover was a Grey Marine 12V71 with a TANGO (“ Douche” Boat Conversion) The well deck ofĮach boat was fully loaded with machinery for the waterĬannons. There were four River Assault Groups (RAGs): RivDiv 9, RivDiv 11, RivDiv 13, and RivDivĬOMMAND AND CONTROL BOAT (CCB) The CCB was the tactical communications center for a River (aka 'Tango' Boat) The craft of the MRF evolved with the war on the rivers of Viet Nam. Used primarily for ferrying and supporting the movement Assault Support Patrol Boat (ASPB) (aka “Alpha” Boat) was

Us navy seals during the vietnam war