Fisher 627HM High-Pressure Reducing Regulator with Stem Seal 2 in. NPT (DN50) Ductile Iron

627HM-2-DI-240-500

High-Pressure Reducing Regulator with Stem Seal — Fisher 627HM in Ductile Iron, 2 in. NPT (DN50), covering 240 to 500 psig (16.5 to 34.5 bar). Suitable for natural gas, LP gas, and instrument air service.

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The Fisher 627HM is a high-pressure reducing regulator with stem seal engineered for economical, reliable downstream pressure control in commercial boiler fuel gas. Its Ductile Iron body with 2 in. NPT (DN50) connections holds a 240 to 500 psig (16.5 to 34.5 bar) outlet range with a maximum inlet pressure of 1000 psig (68.9 bar), making it a proven workhorse for utilities, contractors, and industrial plants alike.

Key Features

  • 2 in. NPT (DN50) end connections — NPT standard, flanged CL150/300/600 optional on 1 in. and 2 in. sizes
  • Nitrile (NBR), fluorocarbon (FKM), or nylon (PA) disk options for varied gas and temperature service
  • Maximum inlet pressure 1000 psig (68.9 bar)
  • Ductile Iron body for corrosion resistance and long service life
  • Blocking stem seal with 1/4 NPT downstream control line for monitor applications
  • Outlet range 240 to 500 psig (16.5 to 34.5 bar) via color-coded control spring

Full Configuration Details

Complete Ordering Code:
627HM
Pressure Regulator Specifications
Type
Regulator Type
High-Pressure Reducing Regulator with Stem Seal
Body
Body Material
Ductile Iron
Size
Body Size
2 in. NPT (DN50)
Range
Outlet Pressure Range
240 to 500 psig (16.5 to 34.5 bar)
Inlet
Maximum Inlet Pressure
1000 psig (68.9 bar)
Seal
Stem Seal
Yes — downstream control line

Factory-Direct Pricing & Fast Delivery

We source Fisher 627 Series regulators factory-direct, cutting out middlemen so you get competitive bulk pricing. Large ready stock ships within 48 hours via DHL/FedEx worldwide, and every unit is 100% genuine and brand new with a 1-year warranty. Send us your quantity for a quotation within 12 hours.

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Full Configuration Details

Complete Ordering Code:
627HM
Pressure Regulator Specifications
Type
Regulator Type
High-Pressure Reducing Regulator with Stem Seal
Body
Body Material
Ductile Iron
Size
Body Size
2 in. NPT (DN50)
Range
Outlet Pressure Range
240 to 500 psig (16.5 to 34.5 bar)
Inlet
Maximum Inlet Pressure
1000 psig (68.9 bar)
Seal
Stem Seal
Yes — downstream control line

Documents

Manuals: