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 5915-01-220-5154
NSN 5950-00-598-6197
NSN 5925-01-393-3463
NSN 2925-01-118-6125
NSN 5925-00-449-3777
NSN 5920-01-394-5003
NSN 7035-01-307-2560
NSN 6320-01-434-6861
NSN 6105-01-476-2488
NSN 5895-01-619-8708
NSN 5999-00-584-4577
NSN 5855-00-156-5489