1/4 Inch Black Malleable Iron Pipe Union, Class 150

Pipe Union; Applicable Standard UL, ULC, FM, NSF 61, NSF 61 Annex G, WW-U-531; Size A 1/4 Inch; Size B 1/4 Inch; End Connection 1/4 Inch FNPT x 1/4 Inch Iron FNPT; Material Malleable Iron; Material Specification ASTM A197, ASTM A153, ASTM B633; Process Cast; Finish Black; Pressure Rating Class 150, 300 PSIG WOG at 150 Deg F, 150 PSIG SWP; Temperature Rating -20 To 150 Deg F