What are some of the key Requirements for Nigerian Navy DSSC Recruitment 2020 To be selected you must meet some of this requirements by the force; - Be a Nigerian citizen by birth or descent; - Not less than 18 years or more than 35 years of age; - Not less than 1.7 metres in height for male and 1.64 metres for female; - Have a fully expanded chest measurement of not less than 0.87 metres;