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Brass hydrant face nut, hexagonal, for 5500 to 5950 series

Jr Smith

Jr Smith 5810-PART07 Hydrant Face Nut

SKU CH-3WSW-9AZV8

Brass face nut fits 5500, 5600, 5800, 5900 and 5950 hydrant series and meets ASME A 112.21.3M-85 standard

  • Product typePipes, Valves & Fittings
  • Brass construction resists corrosion for long service life
  • Fits 5500, 5600, 5800, 5900 and 5950 series hydrants
  • Meets ASME A 112.21. 3M-85 standard for quality assurance
  • Includes face nut for direct replacement installation
  • Genuine JAY R. SMITH MANUFACTURING part ensures exact fit

Replacement Face Nut

The Jr Smith 5810-PART07 is a brass hydrant face nut designed for maintenance on commercial wall hydrants. It fits the 5500, 5600, 5800, 5900 and 5950 series units. Plumbers and facility managers use it to restore sealing performance on existing installations.

Standards and Durability

The component meets ASME A 112.21. 3M-85 requirements for plumbing fittings. Brass construction resists corrosion in potable water systems. Normal operation involves manual adjustment during service without specialised tools.

Series Compatibility

This nut threads directly onto compatible Jay R. Smith hydrant models listed above. It replaces a worn or damaged original face nut to stop leaks at the operating stem. No additional seals or adapters are required for installation.

How it compares

Measured against everything we stock in Faucet Valves & Replacement Parts, at today’s prices. Recalculated every night.

Price $19.99
Cheaper than about 84% of the 1,132 comparable items (median $54.99).

Specifications

Product
Brand nameJAY R. SMITH MANUFACTURING
Product typePipes, Valves & Fittings

Questions about this item

How do I install the Jr Smith 5810-PART07 face nut on a 5800 series hydrant, and what step causes leaks?

Thread the brass face nut onto the hydrant body by hand, then tighten with a wrench until the seating surface contacts the body shoulder. The step most often missed is verifying the nut sits flush; a tilted nut leaves a gap that leaks under pressure.

What maintenance or replacement will the 5810-PART07 face nut need over time?

Inspect the brass threads and seating face annually for mineral buildup or galling. Replace the nut if threads are stripped, the seating face is pitted, or the nut no longer draws the hydrant head tight against the body.

Under sustained use, what limit appears first on the 5810-PART07 face nut?

The brass seating face deforms before the threads fail. Repeated tightening cycles or constant high-pressure flow can cold-work the contact surface, preventing a seal even with a new gasket.

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