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 5985-00-151-4538
NSN 6135-01-204-8712
NSN 5905-00-300-5112
NSN 6685-00-575-4647
NSN 5985-01-428-6332
NSN 5950-01-337-9184
NSN 6105-01-106-4649
NSN 5998-01-612-1036
NSN 6135-00-557-8874
NSN 5910-01-440-1334
NSN 5915-01-411-9000
NSN 5905-00-417-3076