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 6645-01-406-0688
NSN 5990-01-056-6413
NSN 5990-01-393-4808
NSN 5855-01-045-9728
NSN 5985-01-418-0804
NSN 6610-01-259-1067
NSN 5910-01-592-9295
NSN 6610-00-963-5783
NSN 6130-00-763-4881
NSN 5945-00-904-1894
NSN 6110-01-501-0687
NSN 5975-01-380-1908