The primary inclosure containing a drying agent such as silica gel or activated alumina.
NSN 6135-00-179-0538
NSN 5950-00-958-7780
NSN 5895-01-148-1863
NSN 5960-01-447-7074
NSN 5975-01-519-1435
NSN 5945-00-006-6462
NSN 5998-01-465-2371
NSN 5905-00-883-0057
NSN 6150-01-121-7663
NSN 6105-00-395-7045
NSN 5905-01-274-9632
NSN 5910-00-339-2198