Ward class 125 Screwed companion flange with four 1-15/16 inch bolt holes is made of durable cast iron for better strength. Flange with protective black finish perfectly fits pipe having a nominal size of 1-1/2 inch x 5 Inch. Threaded flange has a working pressure of 175 psi for precise operation. Flange of 11/16 inch long and outer diameter of 4-1/4 inch.