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 5835-01-107-8600
NSN 6620-00-051-6045
NSN 5965-01-633-8849
NSN 6150-01-406-3431
NSN 5950-00-767-0668
NSN 5965-01-092-6344
NSN 5996-00-402-9571
NSN 6650-01-370-5265
NSN 6610-01-242-3760
NSN 5925-01-475-4692
NSN 5895-01-024-9573
NSN 5975-01-147-7879