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 6610-01-370-8748
NSN 6130-00-825-2654
NSN 5965-00-372-2537
NSN 6130-01-550-4415
NSN 5975-00-755-3703
NSN 6110-01-500-2005
NSN 6240-00-899-6990
NSN 5965-01-131-7496
NSN 5920-00-468-3074
NSN 6610-01-395-7441
NSN 6620-01-289-8486
NSN 6685-01-437-6426