Group captain Group captain Group captain is a senior commissioned rank in many air forces. Group captain has a NATO rank code of OF-5, meaning that it ranks above wing commander, immediately below air commodore and is the equivalent of the naval rank of captain and the rank of colonel in other services. While the rank originated in the British Royal Air Force (RAF), group captain is a rank used by the air forces of many Commonwealth and other countries that have been influenced by British military culture. It is sometimes used as the English translation of an equivalent rank in countries
United States Air Force officer rank insignia United States Air Force officer rank insignia The United States Air Force officer rank insignia in use today. This chart displays the United States Air Force officer rank insignia. The ranks are divided into three sections: company grade, field grade, and general officers. Company grade officers are those officers of grades O-1 to O-3. Field grade officers are those of grades O-4 to O-6. General officers are those of O-7 and above. Currently, promotion from Second Lieutenant to First Lieutenant is virtually guaranteed after two years of satisfactory service. Promotion to Captain is virtually guaranteed after another two years of