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- These valves are designed for use with natural, manufactured or LP gas only. All A.Y. McDonald 175 psig gas valves may be re-lubricated in the full open or the full closed position when the valve is pressurized or un-pressurized.
McDonald® Plug Valve, Flat Head, Series: 559, 2 in Nominal, FNPT, 175 psi, Media: Gas, Iron Body, Black, 5.57 in L x 5.6 in W
- Brass castings conform to ASTM B584, UNS C83600 or C84400 (latest revision)
- Iron castings conform to ASTM A126 class B Iron, with optional zinc coating per ASTM B633 with clear chromate coating and silicate sealer (latest revisions)
- Rated for 175 psig natural, manufactured, or LP gas pressure
- Valve can be re-lubricated while in service and under pressure
- Plug rotates 360 deg
- Tamper resistant design prevents disassembly with normal household tools
- Port opening sized to accommodate the best known stop changers
- Body MaterialIRONEnd StyleFNPTTypeFlat HeadColorBlackDimensions5.57 in L x 5.6 in WManufacturerA.Y. McDonaldManufacturer #4810-125MediaGasSeries559