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 5990-01-633-9503
NSN 5835-01-136-3394
NSN 7035-00-679-9027
NSN 5975-01-062-2174
NSN 5990-01-598-8769
NSN 4140-00-442-3490
NSN 5945-01-230-7039
NSN 6145-01-444-3548
NSN 5990-00-343-4465
NSN 5855-01-020-7982
NSN 6645-00-133-7823
NSN 5915-01-363-1696