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 5975-01-592-2288
NSN 5945-00-285-8740
NSN 5996-00-825-3107
NSN 5835-01-442-6079
NSN 5999-00-082-4056
NSN 6685-00-828-0411
NSN 5996-00-597-2234
NSN 6150-00-705-0302
NSN 5895-01-292-2005
NSN 5905-01-623-2417
NSN 6650-00-153-9239
NSN 6105-01-265-4023