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 5895-00-064-8065
NSN 6685-01-547-4506
NSN 6150-01-333-7940
NSN 6645-01-370-5264
NSN 6685-00-801-7587
NSN 5910-01-263-0895
NSN 5905-01-570-6765
NSN 2925-00-646-6099
NSN 5905-01-191-5891
NSN 5855-01-290-0944
NSN 5925-00-258-3623
NSN 5985-01-537-0725