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 5855-01-420-4988
NSN 5910-01-295-7227
NSN 5990-01-578-1499
NSN 6105-00-484-3987
NSN 7035-01-382-4413
NSN 5915-01-197-6218
NSN 2925-01-228-4437
NSN 6145-00-020-6708
NSN 6105-01-435-8017
NSN 6110-00-379-9693
NSN 5905-01-599-9460
NSN 7035-01-146-7096