<P> Master chief petty officer ( MCPO ) is the ninth , and highest , enlisted rate ( pay grade E-9 ) in the United States Navy and United States Coast Guard , just above senior chief petty officer ( SCPO ) . Master chief petty officers are addressed as `` Master Chief ( last name ) '' in the colloquial and they constitute the top 1.25 % of the enlisted members of the maritime forces . </P>
<P> Master chief petty officer ( MCPO ) is the ninth , and highest , enlisted rate ( pay grade E-9 ) in the United States Navy and United States Coast Guard , just above senior chief petty officer ( SCPO ) . Master chief petty officers are addressed as `` Master Chief ( last name ) '' in the colloquial and they constitute the top 1.25 % of the enlisted members of the maritime forces . </P>
what is the rank of master chief in the navy
what is the rank of master chief in the navy
ninth
ninth