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 6105-01-136-5153
NSN 6685-01-440-8749
NSN 6105-01-023-2144
NSN 6240-01-406-3589
NSN 6220-01-313-5361
NSN 6135-00-932-3136
NSN 6685-00-657-4697
NSN 6105-00-501-7681
NSN 6620-00-684-6771
NSN 5935-01-373-4485
NSN 2925-00-806-7972
NSN 5855-01-264-8599