
FR-QR Pendent Sprinkler (SS2551), QR, 5.6K, Chrome - Head Only
Technical Data ApprovalsUL, FMK-Factor 5.6 (80.6) Thread Size1/2” NPT Maximum Working Pressure 175psi (12.1 bar) Response Quick Coverage StandardTemperature Rating162°F/72°C, 205°F/96°C, 286°F/141°COverall Length2-13/64" (56mm)Vertical Adjustment1/2 inch (12.7mm) with D1 Recessed Escutcheon*, or 3/4 inch (19.1mm) with D2 Recessed Escutcheon (approved by UL only).ColorChrome*Due to FM Approval Standard 3.2.13 by Class Number 2000, use in combination with a sprinkler head rated higher than 255°F is not approved by FM. Designed for use in light and ordinary hazard commercial occupancies Laser etched lot on frame Solder link type makes it more durable than glass bulb sprinklers Download Datasheet WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov