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 6650-01-526-1241
NSN 4140-00-679-9512
NSN 5930-01-513-9973
NSN 5960-00-564-4792
NSN 6320-00-116-3658
NSN 6105-01-448-5584
NSN 7035-00-235-3529
NSN 6620-01-262-9262
NSN 6650-00-717-8913
NSN 5975-01-440-3214
NSN 5999-01-270-5082
NSN 5855-01-400-1590