"The marking on the device must be permanent, in accordance with MIL-STD-883 method 2008 test condition B. The lead material should conform to MIL-M-38510 standards, and the lead finish should be either hot solder dip or bright acid tin plate per MIL-M-38510. An index area notch or pin one identification mark should be located adjacent to pin one and within the shaded area shown. Materials: The case is ceramic lead, with materials and finishes conforming to paragraph 3.3.3. Basic pin spacing is .100 between centerlines. Voltage between V+ and V- terminals is 32V. Output short circuit duration is indefinite. Operating temperature range is -55 to 125 degrees Celsius, while storage temperature range is -65 to 150 degrees Celsius."