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 5985-00-279-3547
NSN 5960-01-278-9394
NSN 5965-01-296-8991
NSN 6110-01-533-3862
NSN 4140-01-113-3153
NSN 5990-01-147-5225
NSN 5835-00-216-4568
NSN 5998-01-352-5722
NSN 5975-01-329-4761
NSN 5835-01-519-3834
NSN 5835-01-485-0210
NSN 5925-01-441-9512