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 5930-01-425-6403
NSN 5990-00-964-9672
NSN 5999-01-307-2266
NSN 6620-00-008-0213
NSN 6685-01-179-0154
NSN 5895-00-448-6013
NSN 6220-01-218-5164
NSN 5925-01-485-9235
NSN 7035-01-381-7622
NSN 6110-01-619-8262
NSN 5910-01-382-9279
NSN 6110-01-565-0055