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 5935-00-110-6447
NSN 6650-01-132-6860
NSN 6685-01-206-3621
NSN 5910-00-808-7414
NSN 5855-01-365-4287
NSN 6130-00-372-4322
NSN 5985-01-617-2017
NSN 2925-00-633-7223
NSN 7035-00-897-7567
NSN 6650-01-601-2992
NSN 5910-01-367-2738
NSN 6610-01-406-1601