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 5999-01-183-7149
NSN 5855-01-100-3272
NSN 6320-01-359-3921
NSN 6645-01-556-5263
NSN 5925-01-634-0664
NSN 5999-01-226-7655
NSN 5998-01-333-3654
NSN 6610-01-042-2279
NSN 5915-00-107-2576
NSN 7035-00-470-4977
NSN 6645-01-524-7027
NSN 7035-00-104-7613