IBM 6.1.8.2, Hardware Planning And Installation Manual, Page: 55 / 114

* The range for model MTM 5149 - 23E is 660.4 mm - 939.8 mm (26.0 in. - 37.0 in.).
Figure 13. Rack specifications (top-down view)
• The vertical distance between mounting holes must consist of sets of three holes spaced (from bottom
to top) 15.9 mm (0.625 in.), 15.9 mm (0.625 in.), and 12.7 mm (0.5 in.) on center; making each
three-hole set of vertical hole spacing 44.45 mm (1.75 in.) apart on center.
Chapter 3. Planning for hardware 35