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 5855-01-180-2172
NSN 6650-01-279-0658
NSN 5996-00-479-5939
NSN 5935-00-399-1228
NSN 6320-00-573-8034
NSN 6150-01-330-2784
NSN 6320-00-456-2092
NSN 6130-00-411-9535
NSN 6320-00-731-6134
NSN 5905-01-023-8416
NSN 5855-00-451-6155
NSN 5910-01-196-7181