Fisher 627MR 1 in. NPT (DN25) WCC Steel Pressure Reducing Regulator with Internal Relief and Stem Seal 15 to 40 psig (1.0 to 2.8 bar)

627MR-1-WCC-15-40

Pressure Reducing Regulator with Internal Relief and Stem Seal — Fisher 627MR in WCC Steel, 1 in. NPT (DN25), covering 15 to 40 psig (1.0 to 2.8 bar). Suitable for natural gas, LP gas, and instrument air service.

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The Fisher 627MR is a pressure reducing regulator with internal relief and stem seal engineered for economical, reliable downstream pressure control in commercial boiler fuel gas. Its WCC Steel body with 1 in. NPT (DN25) connections holds a 15 to 40 psig (1.0 to 2.8 bar) outlet range with a maximum inlet pressure of 2000 psig (137.9 bar), making it a proven workhorse for utilities, contractors, and industrial plants alike.

Key Features

  • Pitot tube boost compensates for outlet pressure drop at high flow
  • Elastomer disk options rated to -40 to 180°F (-40 to 82°C) for broad application coverage
  • WCC Steel body for corrosion resistance and long service life
  • Maximum inlet pressure 2000 psig (137.9 bar)
  • Internal relief valve bleeds excess downstream pressure for overpressure protection
  • 1 in. NPT (DN25) end connections — NPT standard, flanged CL150/300/600 optional on 1 in. and 2 in. sizes

Full Configuration Details

Complete Ordering Code:
627MR
Pressure Regulator Specifications
Type
Regulator Type
Pressure Reducing Regulator with Internal Relief and Stem Seal
Body
Body Material
WCC Steel
Size
Body Size
1 in. NPT (DN25)
Range
Outlet Pressure Range
15 to 40 psig (1.0 to 2.8 bar)
Inlet
Maximum Inlet Pressure
2000 psig (137.9 bar)
Relief
Internal Relief
Yes — overpressure protection
Seal
Stem Seal
Yes — downstream control line

Wholesale Supply & Global Shipping

As a Fisher pressure regulator supplier, we keep ready stock and dispatch within 48 hours via DHL/FedEx to any destination. Bulk and OEM pricing available; every unit is factory-certified and covered by a 1-year warranty. Ask for a volume quote — response within 12 hours.

Request a Quote

Email: sales@gt-exim.com  |  WhatsApp: +86 17719526488

Full Configuration Details

Complete Ordering Code:
627MR
Pressure Regulator Specifications
Type
Regulator Type
Pressure Reducing Regulator with Internal Relief and Stem Seal
Body
Body Material
WCC Steel
Size
Body Size
1 in. NPT (DN25)
Range
Outlet Pressure Range
15 to 40 psig (1.0 to 2.8 bar)
Inlet
Maximum Inlet Pressure
2000 psig (137.9 bar)
Relief
Internal Relief
Yes — overpressure protection
Seal
Stem Seal
Yes — downstream control line

Documents

Manuals: