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 2925-01-236-3547
NSN 6130-00-208-2906
NSN 5999-01-634-0576
NSN 6145-01-212-4777
NSN 5950-01-246-7618
NSN 5975-00-129-6056
NSN 5930-01-597-2009
NSN 5999-01-478-4780
NSN 5935-00-167-6812
NSN 6620-00-933-3640
NSN 6150-00-895-6523
NSN 6110-01-279-1992