At a minimum, 3/8” Grade 5 anchors with American National Standard Series W, Type A, plain washers
(ANSI B18.22.1-1965, R1975) selected to match the nominal anchor diameter must be installed at each
anchor location between the anchor head and equipment for tension load distribution. See Liebert
Seismic Application—OptionalUnitConfiguration on page99 for additional information.
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