1/4" to 1/2" NPT Uni-Directional Flow Regulators

Midland-ACS Uni-directional flow regulators in 316L Stainless Steel. In-line flow regulators for uni-directional operation (free flow return).

Features and Benefits:

  • Specifically designed for severe environments
  • For use on fail-safe systems
  • In-line flow
  • Ambient Temperature Range -20 ºC to +70 ºC
  • Low temperature option available

Working Temperature Range:

  • -20 to +70 ºC (-4 to +158 ºF)
  • Low temperature version -50 to +90 ºC (-58 to +194 ºF optional)

Working Pressure:

  • 12 bar (174 psi) maximum

Ports NPT (BSP option available)

Operating Media:

  • Gases - Filtered lubricated or non-lubricated air, inert gas, sweet (natural) gases
  • Sour gas option available
  • Liquids - Low pressure hydraulic, mineral oil or water

Construction Materials:

  • Body: 316L Stainless Steel
  • Spring: 316 Stainless Steel
  • Seals: Nitrile (EPDM on low temperature option)
  • Internals: 316L Stainless Steel

Maximum Flow:

At 6 bar, 1 bar differential:

  • 1/4” - 1000 L/Min (35 SCFM)
  • 3/8” - 1680 L/Min (59 SCFM)
  • 1/2” - 2520 L/Min (89 SCFM)

See Rotork Midland Ancillaries Catalogue for further details

4500 Series Flow Regulator
Midland ACS logo