The report presents results of tests conducted with the Mark 7 Mod 3 arresting gear to determine aircraft compatibility and evaluate arresting-gear performance. Instrumented A-3A, A-4B, F-4A, and F-8D aircraft were utilized in the test program. Test data was obtained for use in the preparation of aircraft recovery bulletins for the USS JOHN F. KENNEDY CVA67 and to insure compatibility of current fleet aircraft with the Mark 7 Mod 3 arresting gear. Testing was conducted with three basic arresting-gear configurationsoperating modes 1 arresting gear with sheave dampers, using actual weight settings 2 arresting gear without sheave dampers, using actual weight settings and 3 arresting gear with sheave dampers, using single weight settings. Compatibility with A-3A and A-4B aircraft and qualified compatibility with F-4A and F-8D aircraft has been established.