An item specifically designed to test and/or monitor an electrical circuit and indicate its operating condition by means of a display, such as lamps or light emitting diodes. Examples of conditions being indicated are power on, no power, reversed polarity, open ground, open neutral, alternating current and/or direct current. It may or may not be used to indicate definite power line voltage ratings, such as 110, 220 and 440 volts. It is designed to be inserted in the circuit being tested. For items designed to indicate with out physical contact with the object being tested, see indicator, electrical potential. See also light, test, and voltmeter.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5935-01-092-5042
NSN 5905-01-329-1709
NSN 6645-01-416-6979
NSN 7035-01-186-0024
NSN 6650-01-056-6043
NSN 5925-01-155-9829
NSN 6145-00-119-8201
NSN 6620-01-655-7664
NSN 5920-01-432-3062
NSN 5975-00-939-7854
NSN 5930-01-370-8406
NSN 6110-00-052-2655