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 5999-01-260-4540
NSN 5945-00-482-2141
NSN 6650-01-045-5494
NSN 6320-00-593-0379
NSN 6150-01-331-3395
NSN 5996-01-060-9882
NSN 5930-01-617-4162
NSN 6105-00-456-0920
NSN 6135-01-593-9256
NSN 5910-01-046-7914
NSN 6145-01-170-2318
NSN 5975-00-306-2311