Which Navy rank is associated with W-4?

The rank associated with W-4 in the Navy is Chief Warrant Officer Four (CWO4). This classification system is part of the pay grade structure where 'W' denotes warrant officers. Specifically, W-4 indicates the fourth level within the Chief Warrant Officer ranks, which range from W-2 to W-5.

As a CWO4, the individual has progressed through the various levels of warrant officer ranks, demonstrating significant experience and technical expertise. Each increment from W-2 onwards requires a combination of time in service, time in grade, and qualifications, including demonstrated leadership and proficiency in specific areas. Thus, W-4 is distinctly defined within this hierarchy as the fourth rank of the Chief Warrant Officers.