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 5999-00-172-7716
NSN 6650-00-973-9533
NSN 6145-01-046-4663
NSN 2925-01-424-0235
NSN 5920-01-406-5195
NSN 6620-00-446-8048
NSN 6685-00-164-4223
NSN 5965-01-160-7037
NSN 6685-00-203-2389
NSN 6685-01-084-8027
NSN 6650-01-508-3651
NSN 5855-01-225-5855