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 5990-00-756-6059
NSN 6620-00-247-4474
NSN 6240-01-572-2225
NSN 6620-01-185-9134
NSN 6650-01-481-3618
NSN 5835-01-296-8146
NSN 6105-01-526-9675
NSN 7035-00-104-7613
NSN 5905-01-505-0318
NSN 6110-01-344-9384
NSN 5999-01-551-2200
NSN 5965-01-656-0566