
The ZORO SELECT - 4381000220 is a stainless steel lap joint flange made from 304-grade metal, rated for use in piping systems requiring disassembly or realignment. It features a Class 150 pressure rating with a maximum working pressure of 150 psi, rated for operation within the specified pressure range. The flange has a 4 1/4-inch outside diameter and a nominal pipe size of 1 inch, fitting over a matching stub end with a lap joint connection surface. The welded connection for joining to compatible components allows secure attachment to pipes, and the flange is constructed in accordance with standards ANSI B16.5 and ASTM A182. Its temperature range is from -60°F to 450°F, rated for operation within the specified temperature range.
Key Features:
- - Made from 304 stainless steel, which offers corrosion resistance within expected service conditions.
- - Connection surface: Lap Joint
- - Flange outside diameter: 4 1/4 inches.
- - Nominal Pipe Size: 1 inch.
- - Number of bolt holes: 4, used for securing the flange to mating components.
- - Fitting connection type: Welded for a secure and permanent connection.
- - Pressure rating: Class 150, up to 150 psi maximum operating pressure.
- - Standards: Conforms to ANSI B16.5 and ASTM A182 standards.
- - Operating temperature range: -60°F to 450°F.
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.