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Model F3QR56 Dry Pendent Sprinkler with Model F1 Recessed Escutcheon (SIN R5714) <br /> "A"Dim. 31/2"to 48"(89mm to 1219mm)in 1/4"(6mm)increments for 1"connections or <br /> 31/2"to 36"(89mm to 914mm)in 1/4"(6mm)increments for 3/4"connections. <br /> F=911C-1- = <br /> i <br /> System Tee <br /> Inlet Fitting <br /> 2-1/4"[57 mm] Dia. <br /> Hole in Ceiling <br /> "A" Dimension <br /> 7—Collar <br /> 1/4"[6 mm] <br /> Escutcheon Adjustment <br /> 1/8" <br /> iL g 3 mm] <br /> Ceiling <br /> fj 1 . <br /> i <br /> Nominal Escutcheon t <br /> Position Escutcheon <br /> 1/4" [6 mm] <br /> Escutcheon Adjustment <br /> _ 2-27/32" <br /> [72 mm] Dia. <br /> 157FG05B <br /> Fig. 5 <br /> 8. <br />