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Galvanized steel pipe nipple, 4 by 8 inches, Schedule 40

Legend Valve

Legend Valve 356-232E 4" x 8" Schedule 40 galvanized nipple

SKU CH-374T-AYQ1R

Schedule 40 galvanized nipple connects 4-inch pipe sections with corrosion-resistant steel

  • Schedule 40 rating handles high-pressure plumbing demands
  • 4 inch by 8 inch dimensions fit standard piping layouts
  • Galvanized coating resists corrosion for longer service life
  • California Proposition 65 warning informs safe handling practices
  • Legend Valve brand delivers reliable fitting performance

4-inch Schedule 40 Galvanized Nipple

This 4-inch by 8-inch Schedule 40 galvanized nipple from Legend Valve is designed for plumbing installations requiring a straight pipe section. It suits professional plumbers and maintenance teams working on water or gas distribution systems where threaded connections are needed. The galvanized coating provides corrosion resistance for extended service life in standard piping applications.

Thermals Noise And Power Draw

As a passive metal fitting this nipple generates no heat, produces no noise and draws no electrical power during operation. Its galvanized steel construction withstands normal system temperatures and pressures without active cooling or energy input. The fitting simply transmits fluid between threaded components in the pipeline.

Threaded Connection For Pipeline Assembly

The nipple features male threads on both ends to join two female-threaded fittings or valves in a straight run. It requires compatible 4-inch Schedule 40 threaded components and appropriate thread sealant for leak-free joints. The 8-inch length provides a fixed spacing between connected components in the assembled pipeline.

Highlights

  • Schedule 40 rating handles high-pressure plumbing demands
  • 4 inch by 8 inch dimensions fit standard piping layouts
  • Galvanized coating resists corrosion for longer service life
  • California Proposition 65 warning informs safe handling practices
  • Legend Valve brand delivers reliable fitting performance

Specifications

BrandLEGEND VALVE

Questions about this item

How do I install the 4" x 8" Schedule 40 galvanized nipple without damaging the threads?

Apply PTFE tape or pipe dope to the male threads, hand-tighten, then use a pipe wrench for one to two additional turns. Over-tightening cracks the galvanised coating and causes leaks.

What maintenance will the galvanized nipple need over time?

Inspect the zinc coating annually for white rust or red rust. Replace the nipple if the coating is breached, as the underlying steel will corrode and restrict flow.

What is the first limit reached under sustained pressure and flow?

The Schedule 40 wall rating sets the maximum working pressure. Exceeding it causes permanent deformation or rupture before thread wear becomes an issue.

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