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 5999-01-413-5828
NSN 6220-01-055-7423
NSN 2925-01-303-5266
NSN 6685-01-179-7025
NSN 5999-01-246-9730
NSN 6105-00-333-8972
NSN 5990-00-400-4794
NSN 5910-01-035-7437
NSN 2925-00-804-8971
NSN 5999-00-782-7615
NSN 5930-01-223-2996
NSN 5965-01-399-8454