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 6220-01-252-7965
NSN 7035-00-043-1325
NSN 5998-01-401-5396
NSN 5985-01-339-3036
NSN 5975-00-217-0896
NSN 5895-01-198-4515
NSN 5935-00-028-4139
NSN 6645-01-528-8424
NSN 6150-01-272-3155
NSN 5930-01-127-2457
NSN 6135-01-217-3292
NSN 2925-00-370-1238