MALLEABLE 521-321 Black Malleable Iron Reducing Coupling

Product Description

The MALLEABLE 521-321 is a reducing coupling made from black malleable iron. This product connects pipes of different sizes, specifically three eighths inch and one fourth inch. It features female pipe threads for both ends, complying with NPT standards. It is suitable for applications involving oil and gas fluids and can withstand pressure ratings of one hundred fifty psi and three hundred psi.

• Constructed from black malleable iron.
• Features female pipe thread connections on both ends.
• Suitable for oil and gas fluid applications.

Product Highlights

This reducing coupling is ideal for various piping systems, ensuring reliable connections in oil and gas applications.

Product Information

Standard Information

• MPN: 521-321
• Material: Malleable Iron

Technical Specifications

• Shape: Coupling
• P1 Size: 3/8 inch
• P1 Connection: Female Pipe Thread
• P2 Size: 1/4 inch
• P2 Connection: Female Pipe Thread
• Weight: 0.11 pounds
• Application: Oil and Gas Fluid Applications
• End Style: NPT
• Finish: Black Oxide
• Fitting/Connector Type: Reducing Coupling
• Mfg Standards/Approvals: ANSI/ASME B1.20.1, ASME B16.3, ASTM A153
• Nominal Size: 3/8 x 1/4 inch
• Pressure Class: 150 lb
• Pressure Rating: 300 psi
• Series: 521
• Temperature Rating: -20 To 150 degrees F