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 6150-01-303-5852
NSN 5996-00-828-7559
NSN 5895-01-391-8074
NSN 5990-00-647-2016
NSN 6135-00-850-3177
NSN 5905-01-498-2737
NSN 5999-01-426-8740
NSN 5960-00-204-7506
NSN 2925-01-255-6394
NSN 6610-00-758-3486
NSN 6220-01-521-7978
NSN 6130-01-025-2574