Stainless Steel 316 Cast Pipe Fitting, 90 Degree Elbow, MSS SP-114, 1" NPT Female 90-degree elbow for changing flow direction Female National Pipe Taper (NPT) threads for connecting two pipes Made from stainless steel 316 for strength Higher corrosion resistance than stainless steel 304 Conforms to standards MSS SP-114, ANSI B1.20.1, and ASTM A351, for quality assurance