This Spears 839-C series schedule 80 CPVC bushing fitting has male NPT threads on one end and female NPT threads on the other, and is suitable for connecting two pipes with different ends. The National Pipe Taper (NPT) threads create a tighter seal than straight threads. This bushing fitting is made of medium gray CPVC (chlorinated polyvinyl chloride) for chemical and corrosion resistance, high strength, and better resistance to high temperatures and pressures than PVC (polyvinyl chloride), making it suitable for both hot and cold water pressure distribution systems in residential and commercial applications. CPVC can be connected to other materials, such as steel or copper, using transition fittings. The fitting has a maximum operating temperature of 200 degrees F, meets ASTM International D1784 and F439 standards for quality assurance, is certified by National Sanitation Foundation International (NSF) for potable water service, and is American Bureau of Shipping (ABS) Type Approved for marine and offshore applications. This schedule 80 CPVC bushing fitting is suitable for connecting pipes for conveying drinking water, waste water, chemicals, and other liquids in a range of industries.Pipe fittings are components used for connecting, terminating, controlling flow, and changing the direction of piping in many different industries. When purchasing pipe fittings, consider the application, as this will affect material type, shape, size and required durability. Fittings are available threaded or unthreaded, in many shapes, styles, sizes, and schedules (pipe wall thickness).Spears Manufacturing produces thermoplastic fittings and valves for fluid, drain, waste, and vent systems. The company, founded in 1969 and headquartered in Sylmar, CA, meets International Organization for Standardization (ISO) standard 9001.