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 5990-00-053-1892
NSN 5990-01-524-8954
NSN 6150-01-230-3794
NSN 5999-00-798-3906
NSN 5910-00-204-9571
NSN 6620-01-026-7371
NSN 5960-00-581-9719
NSN 5855-01-100-3272
NSN 5930-01-080-7071
NSN 7035-01-386-3004
NSN 6320-00-371-8335
NSN 6150-00-320-6212