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McDonald® 4810-122 559, 559B Flat Head Plug Valve, 1 in, FNPT, Iron Body
AYM559BG
MFG #: 4810-122
- Body Material: IRON
- End Style: FNPT
- Type: Flat Head
- Color: Black
- Dimensions: 3.53 in L x 3.36 in W
- Manufacturer: A.Y. McDonald
- Manufacturer #: 4810-122
- Media: Gas
- Series: 559
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, 1 in Nominal, FNPT, 175 psi, Media: Gas, Iron Body, Black, 3.53 in L x 3.36 in W
McDonald® Plug Valve, Flat Head, Series: 559, 1 in Nominal, FNPT, 175 psi, Media: Gas, Iron Body, Black, 3.53 in L x 3.36 in W
- Features
- 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