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 5960-01-578-5537
NSN 6130-01-038-4616
NSN 6610-01-514-0408
NSN 5920-01-355-9264
NSN 5835-00-257-2852
NSN 6620-01-606-7810
NSN 6240-01-330-8126
NSN 7035-01-183-7550
NSN 6220-01-325-9212
NSN 5950-01-138-1395
NSN 5925-01-113-4223
NSN 6150-01-540-4354