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 5960-01-386-5770
NSN 6145-00-949-3331
NSN 5985-01-414-7473
NSN 5895-00-507-3498
NSN 6645-00-081-4298
NSN 6320-01-409-1388
NSN 5895-01-437-6572
NSN 5965-00-009-8679
NSN 5990-00-365-4591
NSN 5985-01-420-5095
NSN 5999-01-532-1607
NSN 5998-01-509-4040