• The following rack hole sizes are supported for racks where IBM hardware is mounted:
– 7.1 mm (0.28 in.) plus or minus 0.1 mm (round)
– 9.5 mm (0.37 in.) plus or minus 0.1 mm (square)
The rack or cabinet must support an average load of 20 kg (44 lb) of product weight per EIA unit.
For example, a four EIA drawer has a maximum drawer weight of 80 kg (176 lb).
• The system requires space at the rear of the rack for system brackets and cables.
For model MTM 5149 - 23E, you must have a minimum rear clearance of 220 mm (9.0 in.).
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IBM Storage ScaleSystem Utility Node: Hardware Planning and Installation Guide
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