Threaded Flange, Carbon Steel, 4 in, 150 lb, Raised Face, 9 in OD, 8 Bolt Holes

The ZORO SELECT - FL1RT4X2 is a stainless steel threaded flange designed for piping systems that require corrosion-resistant, bolted connections without welding. With a Class 150 rating, it is rated for use within specified pressure ranges up to 150 psi. The flange is designed for use with gases, non-potable water, and oil within rated pressure and temperature parameters. Its external diameter measures 9 inches, and it fits a 4-inch nominal pipe size. This flange has internal threads that screw onto male pipe threads and is designed for assembly and disassembly using standard pipe fitting techniques, particularly in systems where welding or heat application is not feasible.

Key Features:

• Connection Type: Threaded – features internal threads for screwing onto male pipe threads.
• Flange Outside Diameter: 9 in – the overall width of the flange measured outside the edge.
• Nominal Pipe Size: 4 in – compatibility with 4-inch pipe systems.
• Pressure Rating: 150 psi – maximum operating pressure rating.
• Application: Gases, Non-Potable Water, Oils – suitable for various fluid systems within industry standard guidelines.
• Connection Surface: Raised Face – designed with a raised face surface compatible with industry-standard gasket sealing.
• Standard Compliance: Manufactured in accordance with industry standards ASME B16.5 and ASTM A/SA-105.
• Number of Bolt Holes: 8 – equipped with 8 bolt holes for secure attachment within standard flange configurations.
• Pipe Fitting Material: Carbon Steel – constructed of carbon steel rated for typical operating conditions.