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Code 61 Threaded 4-Bolt Flanges
For imperial SAE Flange spec; NPT-F & SAE-F ports;
Standard & Companion; Full & Reduced Port models
DMIC’s
‘FL’ series of Forged Steel 4-Bolt flanges are chosen by quality oriented
Engineers & Designers for superior strength and elimination of porosity
problems. DMIC stocks thousands of Forged Steel flanges in full port and reduced
port versions for rapid shipment.
Features
- Sizes from ½" through 4", full port and one-size-reduced port
models
- Extensive stock of “Standard” and “Companion” types in NPT &
SAE
- Available in Stainless Steel; production leadtime may apply
- Includes Buna-N O-Ring, optional Viton & EPR hardware kits (see pg. 4)
Model Selector
- FL4SU - “Standard” Code 61
Threaded 4-Bolt Flanges (with O-Ring Groove)
- FLRSU - “Standard” Code 61
Threaded 4-Bolt Flanges (with O-Ring Groove), One Size Reduced Port
- FL4SC - “Companion” Code 61
Threaded 4-Bolt Flanges (w/Tapped Bolt Holes)
- FLRSC - “Companion” Code 61
Threaded 4-Bolt Flanges (w/Tapped Bolt Holes), One Size Reduced Port
Code 62 Threaded 4-Bolt Flanges
For imperial SAE Flange spec; NPT-F & SAE-F ports;
Standard & Companion; Full & Reduced Port models
DMIC’s
‘FH’ series of Code 62 Forged Steel 4-Bolt flanges are suitable for
increasingly more prevalent applications which exceed the Code 61 specification
(>3,000 PSI). Engineered with extra heavy construction and generous design
factor for complete peace of mind.
Features
- Sizes from ½" through 2", full port and one-size-reduced port
models
- Extensive stock of “Standard” and “Companion” types
- Available in Stainless Steel; production leadtime may apply
- Metric companion model is available by special order
- Includes Buna-N O-Ring, optional Viton & EPR hardware kits (see pg. 4)
Model Selector
- FH4SU - “Standard” Code 61
Threaded 4-Bolt Flanges (with O-Ring Groove)
- FHRSU - “Standard” Code 61
Threaded 4-Bolt Flanges (with O-Ring Groove), One Size Reduced Port
- FH4SC - “Companion” Code 61
Threaded 4-Bolt Flanges (w/Tapped Bolt Holes)
- FHRSC - “Companion” Code 61
Threaded 4-Bolt Flanges (w/Tapped Bolt Holes), One Size Reduced Port
Threaded SAE Flange Catalogs Available Online
Download the
Threaded Code 61 Flange cutsheets (172k)
Download the
Threaded Code 62 Flange cutsheets (174k)

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