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Sheet Drawing No. HILTI, Inc. Date Scale WL 3320d 1 of 2 5/32" = 1" Mar. 13, 2014 UL/cUL SYSTEM NO. W-L-3320 F-RATING = 1-HR. OR 2-HR. T-RATING = 0-HR. WL3320d.031314 CABLE BUNDLE THROUGH GYPSUM WALL ASSEMBLY A A SECTION A-A FRONT VIEW Tulsa, Oklahoma USA (800) 879-8000 1 2 3 4 5 5 MAXIMUM 12"