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 6610-00-907-9801
NSN 5835-00-113-6090
NSN 6150-01-050-8448
NSN 5920-01-398-5514
NSN 6620-01-184-7384
NSN 2925-00-215-4954
NSN 5999-01-212-7808
NSN 5990-00-170-9553
NSN 5905-01-627-1798
NSN 5895-01-187-9754
NSN 5985-01-170-0277
NSN 5925-01-189-9253