An electronic subassembly designed to be plugged into one or more basic pieces of test equipment to extend the capabilities of the basic instrument. the basic instrument cannot function without one or more plug-in units (as required) in position.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6320-01-574-1915
NSN 5945-01-133-2927
NSN 5910-01-609-2801
NSN 5960-01-442-1770
NSN 6105-01-094-7909
NSN 6150-01-282-5842
NSN 5930-01-383-7819
NSN 5905-00-244-1530
NSN 2925-00-290-7052
NSN 6150-01-458-9060
NSN 5915-01-633-9845
NSN 6130-01-544-0851