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 5930-00-161-4513
NSN 5910-00-642-7527
NSN 6220-01-408-3017
NSN 5985-01-148-9172
NSN 5905-00-752-0099
NSN 5965-01-632-4403
NSN 6685-01-648-2179
NSN 6645-01-633-1852
NSN 5985-01-100-1206
NSN 5920-01-036-7105
NSN 5910-00-554-1422
NSN 6105-01-634-0322