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 5905-00-808-7505
NSN 5999-00-737-0503
NSN 5935-01-143-1095
NSN 6685-01-046-9883
NSN 5950-01-240-5128
NSN 5998-01-099-4805
NSN 5945-01-184-8811
NSN 7035-00-173-2281
NSN 6110-01-423-1073
NSN 5996-01-382-9710
NSN 6105-01-634-0322
NSN 6610-01-012-8182