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 5945-00-997-3319
NSN 5998-00-868-4893
NSN 6320-01-139-0533
NSN 5996-00-673-8282
NSN 2925-01-542-9403
NSN 5920-01-484-5415
NSN 5990-01-609-4793
NSN 6320-01-089-9086
NSN 6240-01-063-7685
NSN 7035-01-445-3563
NSN 6105-01-566-4851
NSN 5905-01-593-8822