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 5996-01-496-0462
NSN 6320-01-600-5808
NSN 6105-01-613-8427
NSN 5990-01-351-2379
NSN 6240-01-273-0193
NSN 5999-01-202-6585
NSN 5895-01-442-3825
NSN 6105-01-514-1743
NSN 6620-01-352-0364
NSN 5915-01-561-8253
NSN 6620-00-724-1263
NSN 5960-01-476-5686