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 4140-00-228-9005
NSN 5998-01-590-8837
NSN 6320-01-304-3639
NSN 5965-01-098-1306
NSN 6240-00-925-2194
NSN 6135-00-998-5884
NSN 5910-01-518-8257
NSN 5996-01-345-1134
NSN 6135-01-511-1975
NSN 6130-00-456-0206
NSN 6150-01-116-6895
NSN 6135-00-134-6648