DIN 45922-115

Harmonized system of quality assessment for electronic components; detail specifications: non-wirewound leadscrew actuated preset potentiometers; CECC 41101-801: 3 % stability: 55/125/21, CECC 41101-802: 2 % stability: 55/125/56
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 03/01/1984