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 6145-01-605-6583
NSN 6320-01-202-8761
NSN 6650-01-145-5173
NSN 5960-01-215-9232
NSN 5990-01-156-8862
NSN 5945-01-516-5255
NSN 5910-00-761-7781
NSN 6610-00-243-7025
NSN 7035-01-556-9183
NSN 5930-01-111-9084
NSN 6130-01-557-7128
NSN 6145-01-265-0522