the swedish air force received 60 j 9s in the spring-summer 1940. the aircraft were operated alongside other units assigned to the svea air force wing (f 8) protecting stockholm, replacing the obsolete gloster gladiators. swedish j 9s served with flygvapnet as a fighter until 1946. later, 10 aircraft were equipped with cameras but retained their j 9 fighter designation and, in addition, a number of others were used for liaison and general flight training. the last seven j 9 aircraft remained in service until september 1952.