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 5925-00-003-4722
NSN 5935-00-119-7326
NSN 6130-00-569-2408
NSN 5935-01-235-6588
NSN 5960-01-388-1988
NSN 5950-01-221-1784
NSN 5998-01-329-2759
NSN 5930-01-034-2526
NSN 5930-00-063-2003
NSN 5999-00-281-3900
NSN 5915-01-205-6152
NSN 5990-01-650-9034