Gland Packing GFO Garlock gland packing style 98 ( Style 98 Tough and versatile Carbon Packing ) PUMP OR VALVE PACKING Manufactured from high purity ( 95 + carbon assay ) premium carbon staple yarn . Single end coated and single end individual yarns are dried before braiding with a non-petroleum based high temperature lubricant with graphite dispersion. Low coefficient of friction for long equipment life High thermal conductivity means cooler running, and longer packaging Lasts a wide range of chemicals Low chloride certification available . Media: Acid, strong caustic, hot oil, solvent, boiler feed, water condensate . Equipment: Centrifugal pumps, agitators, balls, globes, gate and plug valves, rods, oil drilling and downhole tools. SPECIFICATIONS: Min. Temperature: -328 (°F) Max. Temperature: 850 (°F) Max. Rotary Pump Pressure : 500 ( PSI ) Max . Valve Pressure : 2500 ( PSI ) Max . Rotary Pump Speed: 4,000 (FPM)