Deltrol FMF25BK Flow Control Valve Male to Female

Manufacturer: Deltrol Fluid Products
Manufacturer part number: FMF25BK



A Variable Flow restrictor with Positive Shut-Off and Free reverse Flow

A wide range of flow adjustment in the controlled flow direction is possible because of the fine thread and tapered needle. A spring biased ball check allows full flow in the opposite direction. Unwanted changes in adjustment are prevented by a lock nut.

  • A wide range of flow adjustability
  • Lock nut to maintain flow setting
  • Positive shut-off
  • Eliminates need for extra pipe nipple
Pressure Max psi: 2000
Pressure Max bar: 138
Max Flow gpm: 5.00
Max Flow lpm: 18.90
Max Cracking Pressure psi: 2.50
Max Cracking Pressure bar: 0.17
Cv Factor: 0.83
Port Size: 3/8"
Port Type: NPTF
Material : Brass
Knob: Knurled
Recommended Operating Tempature Range (°F): -15 to +400
Recommended Operating Tempature Range (°C): -26 to +204
  • Maximum Operating Pressure (non-Shock Service): Brass: 2,000 psi (138 bar)
  • Cracking Pressure: 1 to 2.5 psi (.07 to .17 bar)
  • Operating Temperature range: -15° to +400° F (-26° to +204° C)
  • Threads: NPTF
  • Materials:
    • Body, Housing, Plug: Brass
    • Collar: Stainless Steel 303
    • Needle: Brass
    • O-Ring: Viton
    • Back-Up Washer: Teflon
    • Ball: Stainless Steel 440
    • Spring: Stainless Steel 302
    • Lock Nut: Brass
    • Knob: Aluminum
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