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 6650-01-296-0883
NSN 5990-01-472-2447
NSN 6645-01-586-4337
NSN 6240-01-608-9563
NSN 5950-01-374-7753
NSN 5905-01-409-2951
NSN 5965-00-946-5156
NSN 5915-01-458-3368
NSN 5960-01-086-6736
NSN 5925-00-964-9654
NSN 5975-00-952-1791
NSN 6620-01-430-2188