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Technical Specifications <br />Style: <br />Horizontal Sidewall <br />Recessed Horizontal Sidewall <br />Threads: 1/2" NPT or ISO 7-R1/2 <br />Nominal K-Factor: 5.6 (80 metric) <br />Max. Working Pressure: <br />175 psi (12 bar) <br />Material Specifications <br />Thermal Sensor: 3 mm Glass Bulb <br />Sprinkler Frame: Brass Alloy <br />Cap: Bronze Alloy <br />Sealing Washer: Nickel with PTFE <br />Load Screw: Copper Alloy <br />Deflector: Brass Alloy <br />Sprinkler Finishes <br />(See Table B) <br />Sensitivity <br />Quick response <br />Temperature Ratings <br />135°F (57°C) <br />155°F (68°C) <br />175°F (79°C) <br />200°F (93°C) <br />286°F (14VC) <br />Recessed Escutcheons(2) <br />Model F1 (cULus) <br />Model F2 (cULus, FM) <br />Model FP (cULus) <br />Guards & Shields (New Frames)(3) <br />F-4 Guard (FM) <br />F-7 Guard (cULus) <br />Guards & Shields (Legacy Frames)(3) <br />C1 Guard (FM) <br />D1 Guard (cULus) <br />Sprinkler Wrenches <br />Model W2 (non -recessed) <br />Model W4 (recessed) <br />Model J (New frame with guard installed) <br />Model JD (Legacy frame with guard <br />installed) <br />Listings and Approvals <br />cULus Listed(4) <br />FM Approved(5) <br />Notes: <br />1. 286°F (141 °C) temperature rated sprinkler not listed for recessed use. <br />2. FM approved recessed installation when used with Model F2 escutcheon ONLY. <br />3. Not suitable for recessed horizontal sidewall installations. <br />4. cULus Listed for Light and Ordinary Hazard when installed exposed or surface mounted. Listed for Light Hazard ONLY when <br />installed recessed. <br />5. FM Approved for Light Hazard ONLY. <br />Model F1FR56 Horizontal Sidewall Sprinkler Components and Dimensions • <br />Deflector <br />Glass Bul <br />(3 ma <br />Wrench FIB <br />' mad Screw <br />Note: Please refer to Figure 9 for recessed installation. <br />Frame <br />F1FR_HALF_HSW <br />Cap/Seal Assembly <br />Threads <br />1 1/8" [28mm] <br />2 3/4" [70mm] <br />Bulletin 074 Reliably Page 4 of 9 <br />November 2023 www.reliablesprinkler.com <br />