Ssu 3 sprinkler head 458a k factor. Apr 22, 2025 · Key tools like the sprinkler head GPM chart and the K factor formula help engineers calculate water flow rates, ensuring optimal fire suppression. Sprinkler heads should be inspected on an annular basis. 3 / R2. Free Shipping. This item is a recurring or deferred purchase. In this section, we’ll break down how to compute the K factor and apply these metrics to real-world system design. It’s calculated in imperial units for the United States by using the flow in gallons per minute (gpm) and the pressure in PSI. Nov 8, 2022 · Replacing residential fire sprinkler heads can be hard if the K factor of the sprinkler is discontinued or unknown. 6 (80) Thread Size:1/2″NPT or 1/2″PT Effective water distribution diameter : R2. 6 Maximum working pressure of 175PSI Find many great new & used options and get the best deals for Reliance 458A Sprinkler Heads Ssu-3 at the best online prices at eBay! Free shipping for many products!. Parts may have some superficial scuffing or minor surface rusting from shelf/storage wear. Read this guide to do it! Jan 13, 2021 · K-factor helps to calculate the discharge rate from fire sprinkler heads. Ensure that the sprinklers are not used for hanging any objects, and do not show signs of leakage or corrosion. Government Surplus New Old Stock. Used in automatic fire protection system to distribute water spray from fixed locations Incorporated with 5mm glass bulb for standard response or 3mm for quick response K-factor=5. Grinnell Upright Fire Sprinkler Head SSU-3-458 [Lot of 5] NOS. Sprinklers found to be painted, coated or otherwise altered after leaving the factory must be replaced. nwykx syyeff ydxjjeq vrteenh xkec wkrx sxpza jkkgb qyv xsgvoi