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 7035-00-523-7492
NSN 6150-01-367-1923
NSN 4140-01-053-1123
NSN 6610-01-323-7045
NSN 5950-01-624-7637
NSN 6130-01-443-8815
NSN 2925-01-166-4589
NSN 6320-00-593-0379
NSN 6620-01-583-8155
NSN 5925-00-389-6433
NSN 5945-01-160-1783
NSN 5910-01-510-6005