Threaded

Flanges


Code 61 Threaded 4-Bolt Flanges

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
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
  • FL4SU - “Standard” Code 61 Threaded 4-Bolt Flanges (with O-Ring Groove)
  • FLRSC - “Companion” Code 61 Threaded 4-Bolt Flanges (w/Tapped Bolt Holes), One Size Reduced Port
Code 62 Threaded 4-Bolt Flanges

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 4", 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
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