This multi-purpose manual lever ball valve has excellent corrosion resistance and is fit for many applications. The valve is fitted with PTFE seals which also has great corrosion resistance. When using biodiesel: Stainless steel ball valves are ideal for biodiesel processors. Stainless steel has excellent corrosion resistance to biodiesel, methanol and lye. Use of stainless steel ensures a long-lasting processor. Ports: Female x Female NPT Threads Pressure Loss: Full size port: minimal pressure loss 1000 WOG Max 1000 psi for Water, Oil, Gas Fluid Medium: For use with liquids and gases Body & Ball Type 304 Stainless Steel Seal Type PTFE Temp Range: -60°F to 450°F Operation: Low Operation Torque Handle Heavy duty handle with blue vinly insulation