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 5975-01-377-0065
NSN 6145-01-386-3718
NSN 5975-00-080-7575
NSN 5915-00-840-4903
NSN 6650-00-690-8709
NSN 5925-01-018-0161
NSN 4140-01-649-0939
NSN 4140-01-594-9884
NSN 5960-01-123-8775
NSN 5990-01-262-4068
NSN 5855-01-418-6303
NSN 5950-01-394-7230