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 6220-01-437-1264
NSN 2925-01-226-6126
NSN 5960-01-199-1157
NSN 5999-01-315-6383
NSN 5985-01-278-9329
NSN 5950-01-476-6581
NSN 5930-01-023-8602
NSN 5945-00-300-0684
NSN 5925-00-239-2135
NSN 6620-00-270-3275
NSN 5975-00-729-1651
NSN 5945-01-430-4014