Fisher 627MR 3/4 in. NPT Stainless Steel Pressure Reducing Regulator with Internal Relief and Stem Seal 15 to 40 psig (1.0 to 2.8 bar)

627MR-34-SS-15-40

Buy Fisher 627MR pressure regulator — Stainless Steel body, 3/4 in. NPT, 15 to 40 psig (1.0 to 2.8 bar). Factory Certified. Factory-direct pricing with fast global shipping.

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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 natural gas distribution. Its Stainless Steel body with 3/4 in. NPT 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

  • 3/4 in. NPT end connections — NPT standard, flanged CL150/300/600 optional on 1 in. and 2 in. sizes
  • Built-in relief opens on downstream pressure build-up to protect the system
  • Stainless Steel body for corrosion resistance and long service life
  • Maximum inlet pressure 2000 psig (137.9 bar)
  • Nitrile (NBR), fluorocarbon (FKM), or nylon (PA) disk options for varied gas and temperature service
  • Blocking stem seal with 1/4 NPT downstream control line for monitor applications

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
Stainless Steel
Size
Body Size
3/4 in. NPT
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

Bulk Pricing & Rapid Availability

Competitive wholesale pricing on Fisher 627 Series regulators with ready stock and 48-hour dispatch. Every unit is new, original, and covered by a 1-year warranty. We quote bulk orders within 12 hours — tell us your model and quantity.

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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
Stainless Steel
Size
Body Size
3/4 in. NPT
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: