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 6650-01-044-6377
NSN 6320-01-289-0946
NSN 5985-00-500-0269
NSN 6135-00-968-8594
NSN 5999-00-014-6587
NSN 6105-00-346-7301
NSN 6110-01-381-1269
NSN 6145-01-359-5942
NSN 6110-00-244-4907
NSN 5965-01-556-4337
NSN 6105-01-108-7099
NSN 6320-01-544-6447