Houses an emergency locator transmitter (elt) and antenna, a battery and the combined cvr/fdr memory
No other part numbers with same form, fit, and function found.
NSN 5998-01-155-8813
NSN 5920-01-045-1484
NSN 5960-01-195-7590
NSN 6620-00-670-9551
NSN 5835-01-560-6516
NSN 5996-00-063-4864
NSN 6135-01-377-5729
NSN 5990-01-179-1000
NSN 6240-01-228-6289
NSN 5930-00-152-8218
NSN 5999-01-423-8329
NSN 5998-00-235-6115