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3/4" Cast Iron Box Ground Hydrant w/Locking Lid (M-577)

SKU: M-577
1-3 week lead time:
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3/4" Cast Iron Box Ground Hydrant w/Locking Lid (M-577)

3/4" Boxed Ground Hydrant with Bronze Box, Locking Lid, Galvanized Casing, Bottom Inlet

  • Mounting:  Flush Floor/Ground Mounted
  • Material:  Cast Bronze Box
  • Bury Depth:  2 Ft , 3 Ft , 4 Ft , 5 Ft , 6 Ft
  • Freeze-Resistance:  Yes
  • Inlet Size:  3/4"
  • Activation:  Loose Key
  • Hydrant Inlet Type:  Female Threaded (Econo) Bottom Inlet

Flush Box Hydrant




Model M-577 box hydrant provides water access that is inconspicuous and unobtrusive. The top of the unit is installed flush with the surrounding surface, and all working parts are located below grade. The hydrant may be installed in pavement, sod or concrete. The unit is furnished with a hinged, locking lid, which is opened for access to the hose outlet and closed when not in use. A loose key serves to lock and unlock the lid and to operate the hydrant. To provide freeze resistant functionality, the valve is located under ground at the specified depth of bury. The hydrant box and lid are bronze castings, and the bottom connection, valve and hose outlet are solid-brass castings. Field-serviceable parts are easily accessible.


Hydrant shall be model M-577 freeze resistant box hydrant.

Unit is to be installed with top of unit flush with surrounding surface and shall be furnished with hinged, locking lid.

Valve shall be located under ground at specified depth of bury to ensure freeze resistant capability.

Hydrant box and lid shall be fabricated of heavy-duty, bronze castings.

Valve, stirrup and hose outlet shall be fabricated of solid-brass castings. All solid-brass castings shall conform to ASTM standards B61 and B62. Lead-free castings are used in all waterways.

Outer casing and internal water supply line shall be fabricated of galvanized steel pipe.

Cast-aluminum key shall be furnished loose. Key shall be used to lock and unlock lid and to operate hydrant.

Unit shall be furnished with 3/4" water supply bottom connection.

Contractor shall ensure that hydrant is installed properly.

Lead Time:  1-3 weeks before shipment.  This item is "Build to Order".

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