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 6610-00-903-0714
NSN 2925-00-912-3993
NSN 6220-01-365-4208
NSN 5895-00-082-4269
NSN 5960-01-140-7450
NSN 5945-01-651-0493
NSN 4140-01-288-3246
NSN 6645-01-566-3205
NSN 2925-00-400-5634
NSN 5935-01-238-0770
NSN 5905-00-642-0173
NSN 5835-01-178-4154