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 5905-01-511-2051
NSN 5835-01-360-2657
NSN 6685-00-079-0057
NSN 5925-00-471-2730
NSN 5935-01-237-7343
NSN 6150-01-423-1641
NSN 6320-00-238-9973
NSN 5920-01-541-9868
NSN 5998-01-030-3118
NSN 5925-01-256-0163
NSN 5920-01-222-3584
NSN 6240-01-472-2950