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 5996-01-468-8809
NSN 5975-00-532-5870
NSN 5990-01-608-3505
NSN 6105-00-165-1619
NSN 6645-01-305-9135
NSN 6105-01-223-1461
NSN 6135-01-579-8864
NSN 5920-01-042-5058
NSN 6105-01-187-8544
NSN 6135-00-563-7711
NSN 5965-01-429-9777
NSN 7035-01-352-6235