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Small galvanized steel pipe cap with internal threads

Anvil

Anvil 1/8" FNPT Galvanized Cap 319900007

SKU CH-RV8M-VYXWF

A 1/8 inch FNPT galvanised steel pipe cap rated to 300 psi at 150°F and 150 psi saturated steam at 350°F, meeting ASME B16.3

  • Galvanized steel resists corrosion for long service life
  • Class 150 rating handles 300 psi water, oil, gas at 150 °F
  • FNPT threads seal directly to 1/8 inch male pipe
  • Meets ASME B16.3 standard for dimensional accuracy
  • Operates from -20 °F to 350 °F including 150 psi saturated steam

1/8" FNPT Galvanized Pipe Cap

This Anvil fitting seals the end of a 1/8 inch female NPT threaded pipe. It is made from galvanized steel for corrosion resistance in water, oil and gas lines. The cap suits residential, commercial and light industrial plumbing systems.

Class 150 Pressure and Temperature Limits

The cap meets ASME B 16.3 and is rated for 300 psi at 150 degrees F water, oil or gas. Saturated steam service is limited to 150 psi at 350 degrees F. Operating temperature range spans from minus 20 degrees to 350 degrees F.

Verify Thread Size and Media Compatibility Before

Confirm the mating pipe uses 1/8 inch FNPT threads to ensure a proper seal. Check that the system pressure and temperature stay within the stated Class 150 limits. Ensure galvanized steel is compatible with the conveyed fluid.

How it compares

Measured against everything we stock in Hose Fittings, Adapters & Clamps, at today’s prices. Recalculated every night.

Price $0.72
Cheaper than about 99% of the 2,955 comparable items (median $17.99).

Specifications

Product
Brand nameANVIL

Questions about this item

What size and thread type does this Anvil cap use?

This cap fits a 1/8 inch pipe and uses an FNPT internal thread for a tapered seal.

What pressure can it hold at 150 °F?

It is rated for 300 psi water, oil or gas at 150 °F and 150 psi saturated steam at 350 °F.

Which standard governs the fitting dimensions?

The cap meets ASME B 16.3, which defines Class 150 dimensions for galvanized steel pipe fittings.

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