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 5930-01-204-0068
NSN 5950-01-489-7054
NSN 5895-00-069-8502
NSN 5910-00-226-3401
NSN 5990-01-036-8080
NSN 5990-01-167-1308
NSN 6130-00-344-8161
NSN 5985-01-038-1092
NSN 5950-00-969-6560
NSN 6145-01-285-9386
NSN 5930-01-466-4257
NSN 6105-01-579-2813