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 5996-00-222-6049
NSN 6150-01-012-6715
NSN 6685-01-519-9250
NSN 5996-01-123-9038
NSN 6130-01-304-0313
NSN 6685-00-248-6990
NSN 5990-00-913-5543
NSN 5945-01-261-0898
NSN 5905-01-426-8975
NSN 6145-01-439-9548
NSN 6130-00-971-5812
NSN 5965-01-413-4424