IBM 8202-E4B Manual page 90

Figure 30. Critical mounting flange dimensions
v A minimum rack opening width of 500 mm (19.69 in.) for a depth of 330 mm (12.99 in.) is needed
behind the installed system for maintenance and service. The depth can extend beyond the rack rear
door.
v The rack or cabinet must be capable of supporting an average load of 15.9 kg (35 lb) of product weight
per EIA unit.
For example, a four EIA drawer has a maximum drawer weight of 63.6 kg (140 lb).
The following rack hole sizes are supported for racks where IBM hardware is mounted:
– 7.1 mm plus or minus 0.1 mm
– 9.2 mm plus or minus 0.1 mm
– 12 mm plus or minus 0.1 mm
76
Site and hardware planning