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 6610-01-630-3429
NSN 6105-00-389-8675
NSN 5975-01-158-5094
NSN 2925-00-111-4097
NSN 5985-01-289-9945
NSN 6240-01-232-1051
NSN 6135-00-497-0491
NSN 4140-01-469-7233
NSN 6150-01-442-6842
NSN 5930-00-899-3386
NSN 2925-01-157-9204
NSN 5905-01-008-6670