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 6220-01-115-0368
NSN 2925-01-439-4451
NSN 5960-00-052-1963
NSN 6110-00-502-2391
NSN 5935-00-078-9397
NSN 5960-01-318-0987
NSN 6110-00-829-5186
NSN 5835-01-475-3101
NSN 6685-01-344-1379
NSN 5855-00-237-4088
NSN 6105-00-923-8514
NSN 6105-00-159-7801