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 5999-00-735-6321
NSN 4140-00-469-1996
NSN 5835-00-286-5432
NSN 5935-00-146-5347
NSN 4140-01-633-7970
NSN 5985-01-266-1016
NSN 5950-01-525-1128
NSN 5910-00-074-4940
NSN 4140-00-007-5726
NSN 6130-01-653-9076
NSN 6320-01-554-0901
NSN 4140-00-930-3079