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 6145-00-173-6646
NSN 5998-00-797-2974
NSN 5999-00-136-6938
NSN 5975-01-248-4764
NSN 5915-00-933-5658
NSN 5855-01-580-0645
NSN 7035-00-320-5644
NSN 6110-01-381-5311
NSN 6145-01-381-2529
NSN 5965-00-505-2166
NSN 5915-00-279-2973
NSN 5975-01-157-9432