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 5965-01-005-0341
NSN 4140-01-161-3657
NSN 6150-00-401-3093
NSN 7035-01-169-6551
NSN 6320-01-544-6447
NSN 5910-01-029-6248
NSN 6105-01-233-6951
NSN 6610-01-114-4449
NSN 6110-01-274-4900
NSN 6645-01-087-7345
NSN 5996-01-017-6762
NSN 5920-01-269-4191