3 in Socket Weld Half Coupling, 316 Stainless Steel, Class 3000, NPT Threads

The ZORO SELECT - 4307001528 is a stainless steel half coupling designed to join or reduce a branch connection where a full-length coupling is unnecessary or installation space is limited. It features socket weld connections on both ends, with each end sized for 3-inch nominal pipe. The fitting is rated for service up to 3000 psi at 100°F based on ASTM standards. This half coupling is often used where one pipe engagement is needed, such as in repairs or branch line connections.

Key Features:

• Material: 316 stainless steel, suitable for corrosion resistance.
• Connection Type: Socket weld on both ends with female NPT threading.
• Nominal Pipe Size: 3 inches on both sides.
• Pressure Rating: rated for operation within specified pressure ranges.
• Dimensions: Outside diameter of 4-1/4 inches; overall length of 2-1/8 inches.
• Standards: Threads conform to ASME B1.20.1 NPT; materials conform to ASTM A182; dimensions conform to ASME B16.11.
• Half coupling design engages one pipe end, enabling use where space is limited or a full coupling is not required.
• Does not include pre-applied thread sealant or sealing components.