1-1/2 in Stainless Steel Weld Neck Flange, Class 300, Raised Face, Schedule 40

The ZORO SELECT - 4381004620 is a stainless steel weld neck flange designed for high-pressure, high-temperature, cyclic, or corrosive applications. It features a long, tapered hub intended for butt-welding to a pipe, creating a smooth flow path and a strong, radiused weld joint. Made from 304/304L stainless steel, it offers corrosion resistance and strength suitable for demanding environments. The flange has a bolt circle diameter of 3 7/8 inches, bolt holes of 5/8 inches, and a flange outside diameter of approximately 6 1/16 inches. It is rated for operation at pressures up to 720 psi; steam pressure limit of 300 psi, and conforms to standards ASTM-SA182 and ANSI B16.5. The flange is specifically designed as a weld neck type with a flange thickness of 3/4 inches, and a total length of 2 11/16 inches.

Key Features:

• Made of Forged 304/304L Stainless Steel for durability and corrosion resistance.
• Class 300 pressure rating indicating suitability for high-pressure service.
• Welded connection type for a secure, permanent joint to piping systems.
• Bolt circle diameter of 3 7/8 inches with 4 bolt holes, each 5/8 inches in diameter.
• Flange outside diameter of 6 1/16 inches and flange thickness of 3/4 inches.
• Nominal pipe size of 1 1/2 inches, compatible with standard piping dimensions.
• Overall length of approximately 2 11/16 inches and outside diameter at connection end of 6-1/8 inches.
• Standards: ASTM-SA182 and ANSI B16.5 for compliance with industry specifications.