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Four inch threaded bronze cap with no lead finish

Legend Valve

Legend Valve 310-131NL 4 inch bronze cap no lead coupling

SKU CH-NM9G-GFT6Y

A 4-inch threaded cast bronze cap with FNPT threads and no-lead construction

  • No-lead bronze construction meets potable-water safety
  • 4-inch FNPT threaded cap seals pipe ends securely
  • Cast bronze body resists corrosion in plumbing systems
  • California Proposition 65 warning discloses regulated chemical content
  • Legend Valve 310-131NL model ensures genuine part identification

4 inch no lead bronze cap

This 4 inch threaded cap is made from no lead cast bronze and uses FNPT threads for plumbing connections. It is supplied new by Legend Valve and carries the manufacturer part reference 310-131NL. The fitting is intended to seal the end of a pipe in potable water systems.

Suits installers needing a lead free threaded cap

Plumbers working on drinking water lines where lead free materials are required will find this cap appropriate. It is not for applications that demand a different thread standard, a larger or smaller nominal size, or a material other than cast bronze.

California Proposition 65 warnings apply

The product documentation states it contains a chemical known to the State of California to cause cancer and a chemical known to cause birth defects or other reproductive harm. No additional accessories or software are included with this fitting.

Highlights

  • No-lead bronze construction meets potable-water safety
  • 4-inch FNPT threaded cap seals pipe ends securely
  • Cast bronze body resists corrosion in plumbing systems
  • California Proposition 65 warning discloses regulated chemical content
  • Legend Valve 310-131NL model ensures genuine part identification

Specifications

BrandLEGEND VALVE

Questions about this item

Does the 310-131NL cap require a matching 4-inch male NPT pipe or fitting to seal properly?

Yes, the cap has female NPT threads so it must be screwed onto a 4-inch male NPT pipe or fitting to create a seal.

Can the no-lead bronze cap be installed on an existing leaded bronze piping system without compatibility issues?

The no-lead bronze material is designed for potable water and can thread onto standard NPT pipe, but verify local codes before mixing alloys.

After threading the cap on, how can I confirm the joint is watertight?

Pressurise the system and inspect the threaded joint for leaks; a properly tightened NPT connection should hold pressure without seepage.

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