Torsionally Rigid Gear Couplings ZAPEX ZN Series © Siemens AG 2015 5 5 5/14 Spare and wear parts 5/14 Selection and ordering data Siemens MD 10.1 · 2015 5/2 5/2 5/2 5/2 5/2 5/3 5/4 5/4 5/5 5/5 Type ZNZS Selection and ordering data 5/6 5/6 5/7 5/7 5/8 5/8 5/9 5/9 5/10 5/10 5/11 5/11 5/12 5/12 5/13 5/13