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Cast Iron Pipe Fittings

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Cast Iron Pipe Fittings

Cast iron pipe fittings are trusted components for plumbing, mechanical, and industrial piping systems where strength, durability, and long service life are essential. Known for their excellent pressure handling and vibration dampening properties, cast iron fittings are widely used in water, gas, drainage, HVAC, and fire protection applications. These fittings provide reliable threaded or flanged connections that maintain leak-free performance in demanding environments. At OnlineMetals, we offer cast iron pipe fittings in a variety of configurations to support both new installations and system repairs. Their rugged construction makes them ideal for infrastructure, industrial facilities, and commercial buildings where long-term reliability is critical. Order cast iron pipe fittings from OnlineMetals today and build piping systems you can depend on.

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4" 150# Ductile Iron Flanged Straight Tee Part # mp-00039885

4" 150# Ductile Iron Flanged Straight Tee -
Part #: mp-00039885
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$360.73
$360.73 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Tee
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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-deskmp-00039885

4" x 3" 150# Malleable Iron Black Reducing Coupling Part # mp-00039893

4" x 3" 150# Malleable Iron Black Reducing Coupling -
Part #: mp-00039893
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$47.95
$47.95 ea.

Dimensions

  • Nominal: 4 X 3
  • Class: Class 150
  • Fitting Type: Coupling
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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-deskmp-00039893

4" 150# Ductile Iron Black Malleable Banded Coupling Part # mp-00039902

4" 150# Ductile Iron Black Malleable Banded Coupling -
Part #: mp-00039902
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$46.80
$46.80 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Coupling
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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-deskmp-00039902

4" 150# Ductile Iron Flanged 90° Elbow Part # mp-00039925

4" 150# Ductile Iron Flanged 90° Elbow -
Part #: mp-00039925
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$197.68
$197.68 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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-deskmp-00039925

4" 150# Ductile Iron Black Malleable Street 90° Elbow Part # mp-00039944

4" 150# Ductile Iron Black Malleable Street 90° Elbow -
Part #: mp-00039944
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$62.30
$62.30 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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View more product details Click for more details
-deskmp-00039944

4" x 2" 150# Ductile Iron Black Malleable Reducing Tee Part # mp-00039957

4" x 2" 150# Ductile Iron Black Malleable Reducing Tee -
Part #: mp-00039957
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$85.56
$85.56 ea.

Dimensions

  • Nominal: 4 X 2
  • Class: Class 150
  • Fitting Type: Tee
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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-deskmp-00039957

4" 150# Ductile Iron Black Malleable Square Head Plug Part # mp-00039964

4" 150# Ductile Iron Black Malleable Square Head Plug -
Part #: mp-00039964
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$15.93
$15.93 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Plug
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00039964

4" x 2.5" 150# Ductile Iron Flanged Reducing 90° Elbow Part # mp-00039975

4" x 2.5" 150# Ductile Iron Flanged Reducing 90° Elbow -
Part #: mp-00039975
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$161.62
$161.62 ea.

Dimensions

  • Nominal: 4 X 2.5
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00039975

4" X 2" 150# Ductile Iron Flanged Reducing Tee Part # mp-00039977

4" X 2" 150# Ductile Iron Flanged Reducing Tee -
Part #: mp-00039977
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$348.50
$348.50 ea.

Dimensions

  • Nominal: 4 X 2.5
  • Class: Class 150
  • Fitting Type: Tee
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00039977

4" 150# Ductile Iron Black Malleable 90° Elbow Part # mp-00040006

4" 150# Ductile Iron Black Malleable 90° Elbow -
Part #: mp-00040006
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$56.58
$56.58 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040006

4" 150# Ductile Iron Black Malleable Cross Part # mp-00040017

4" 150# Ductile Iron Black Malleable Cross -
Part #: mp-00040017
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$134.65
$134.65 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Cross
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
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-deskmp-00040017

4" X 2.5" 150# Ductile Iron Flanged Eccentric Reducer Part # mp-00040026

4" X 2.5" 150# Ductile Iron Flanged Eccentric Reducer -
Part #: mp-00040026
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$255.42
$255.42 ea.

Dimensions

  • Nominal: 4 X 2.5
  • Class: Class 150
  • Fitting Type: Reducer
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040026

4" x 2.5" 150# Ductile Iron Black Malleable Hex Bushing Part # mp-00040049

4" x 2.5" 150# Ductile Iron Black Malleable Hex Bushing -
Part #: mp-00040049
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$15.73
$15.73 ea.

Dimensions

  • Nominal: 4" X 2.5"
  • Class: Class 150
  • Fitting Type: Bushing
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040049

4" x 3" 150# Ductile Iron Flanged Concentric Reducer Part # mp-00040080

4" x 3" 150# Ductile Iron Flanged Concentric Reducer -
Part #: mp-00040080
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$134.20
$134.20 ea.

Dimensions

  • Nominal: 4 X 3
  • Class: Class 150
  • Fitting Type: Reducer
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040080

4" x 2" 150# Malleable Iron Black Reducing Coupling Part # mp-00040075

4" x 2" 150# Malleable Iron Black Reducing Coupling -
Part #: mp-00040075
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$47.95
$47.95 ea.

Dimensions

  • Nominal: 4 X 2
  • Class: Class 150
  • Fitting Type: Coupling
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040075

4" 150# Ductile Iron Black Malleable 45° Elbow Part # mp-00040088

4" 150# Ductile Iron Black Malleable 45° Elbow -
Part #: mp-00040088
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$62.11
$62.11 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040088

4" x 2.5" 125# Cast Iron Reducing Threaded Flange Part # mp-00040098

4" x 2.5" 125# Cast Iron Reducing Threaded Flange -
Part #: mp-00040098
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$96.97
$96.97 ea.

Dimensions

  • Nominal: 4 X 2.5
  • Class: Class 125
  • Fitting Type: Flange
  • Hole Diameter: 0.75"
  • Number of Holes: 8 Holes
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040098

4" x 2" 150# Ductile Iron Flanged Reducing 90° Elbow Part # mp-00040108

4" x 2" 150# Ductile Iron Flanged Reducing 90° Elbow -
Part #: mp-00040108
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$169.70
$169.70 ea.

Dimensions

  • Nominal: 4 X 2
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040108

4" X 3" 150# Ductile Iron Flanged Reducing Tee Part # mp-00040123

4" X 3" 150# Ductile Iron Flanged Reducing Tee -
Part #: mp-00040123
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$331.90
$331.90 ea.

Dimensions

  • Nominal: 4 X 3
  • Class: Class 150
  • Fitting Type: Tee
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040123

4" x 2" 150# Ductile Iron Black Malleable Hex Bushing Part # mp-00040117

4" x 2" 150# Ductile Iron Black Malleable Hex Bushing -
Part #: mp-00040117
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$15.73
$15.73 ea.

Dimensions

  • Nominal: 4" X 2"
  • Class: Class 150
  • Fitting Type: Bushing
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040117

4" 125# Cast Iron Threaded Companion Flange Part # mp-00040133

4" 125# Cast Iron Threaded Companion Flange -
Part #: mp-00040133
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$62.07
$62.07 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 125
  • Fitting Type: Flange
  • Hole Diameter: 0.75"
  • Outer Diameter: 9"
  • Thickness: 0.94"
  • Number of Holes: 8"
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040133

4" x 1.50" 150# Malleable Iron Black Reducing Coupling Part # mp-00040141

4" x 1.50" 150# Malleable Iron Black Reducing Coupling -
Part #: mp-00040141
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$47.95
$47.95 ea.

Dimensions

  • Nominal: 4 X 1.50
  • Class: Class 150
  • Fitting Type: Coupling
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040141

4" 150# Ductile Iron Flanged 45° Elbow Part # mp-00040142

4" 150# Ductile Iron Flanged 45° Elbow -
Part #: mp-00040142
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$176.05
$176.05 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 150
  • Fitting Type: Elbow
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040142

4" 125# Cast Iron Blind Flange Part # mp-00040145

4" 125# Cast Iron Blind Flange -
Part #: mp-00040145
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$81.43
$81.43 ea.

Dimensions

  • Nominal: 4"
  • Class: Class 125
  • Fitting Type: Flange
  • Hole Diameter: 0.75"
  • Outer Diameter: 9"
  • Number of Holes: 8"
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040145

4" X 3" 150# Ductile Iron Flanged Eccentric Reducer Part # mp-00040165

4" X 3" 150# Ductile Iron Flanged Eccentric Reducer -
Part #: mp-00040165
Sold & Shipped by GetPipe.com

Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$167.37
$167.37 ea.

Dimensions

  • Nominal: 4 X 3
  • Class: Class 150
  • Fitting Type: Reducer
Click for more details
-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details
-deskmp-00040165

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