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 6150-01-222-3482
NSN 5990-01-364-0813
NSN 5996-01-172-3104
NSN 6645-00-787-8813
NSN 5990-01-633-9503
NSN 6110-01-633-9660
NSN 6220-00-149-0977
NSN 6240-01-339-5100
NSN 6685-00-458-8001
NSN 5895-00-330-9655
NSN 6645-00-330-2813
NSN 6135-00-753-2276