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 5920-00-300-1843
NSN 5998-01-300-0002
NSN 6135-00-913-2062
NSN 6220-01-431-7915
NSN 7035-01-126-3239
NSN 5915-01-163-9253
NSN 6130-01-627-8541
NSN 5945-01-075-7951
NSN 6145-00-064-0072
NSN 5925-00-066-6898
NSN 5998-00-132-7951
NSN 5998-00-448-3193