Value Collection B342 8 300 1/4 in Black Malleable Iron Union

Product Description

The VALUE COLLECTION B342 8 300# is a Class 300 malleable iron threaded union finished in black, designed for joining and disconnecting threaded pipe runs in gas and liquid piping systems. At 1/4 inch in size, this union provides a pressure rating of 1500 psi, making it suitable for demanding service conditions. The black finish is standard for gas piping applications. It meets multiple international and domestic standards including EN 10242, FM Approved, GB/T 3287, GB/T 7306.2, GB/T 7307, ISO 228, ISO 7/1, and is cULus Listed. Licensed plumbers and pipefitters are the typical installers for this type of fitting.

This union is suited for residential and light commercial plumbing and gas piping installations where a threaded, re-engageable connection is needed. It allows piping sections to be separated without cutting pipe, which is useful during equipment servicing or system modifications. The 1/4 inch size fits smaller branch lines and instrument connections commonly found in gas appliance hookups and compressed-air distribution systems.

Key Features

• Class 300 malleable iron construction rated to 1500 psi working pressure
• 1/4 inch threaded end connections for standard NPT pipe
• Black finish suitable for gas piping applications
• Meets EN 10242, FM Approved, GB/T 3287, GB/T 7306.2, GB/T 7307, ISO 228, ISO 7/1, and cULus Listed standards
• Allows pipe disconnection without cutting, simplifying service access

Compatibility

Designed as an OEM-style replacement or new-installation threaded union fitting for 1/4 inch malleable iron pipe systems in gas and liquid service applications.

Installation Notes

Installation should be performed by a licensed plumber or pipefitter in accordance with applicable local codes and the International Fuel Gas Code (IFGC) or International Plumbing Code (IPC) where applicable. Shut off and depressurize the line before disassembling or installing any union fitting. Apply appropriate thread sealant approved for the service medium. Do not overtighten the union nut, as malleable iron threads can be damaged by excessive force.