DFT® 3/8" 20.4 psig Restrictor Threaded In-Line Check Valve
DFT® 3/8" 20.4 psig Restrictor Threaded In-Line Check Valve
SKU:INL-4ae06b
High-performance DFT® 3/8" 20.4 psig check valve for precise flow control in various applications. Compliant with ANSI, MSS standards.
Regular price
$67.99
Regular price
Sale price
$67.99
Unit price
per
Delivery via Maden
Expect your order to arrive on time.
Secure Payments
All orders are processed through a secure, PCI-compliant checkout.



The DFT® Restrictor Check Valve (RCV) is a superior spring-assisted, in-line check valve designed for applications requiring higher cracking pressures. With cracking pressures ranging from 2 to 40 psi, this valve ensures reliable, low maintenance service across various fluid and gas applications. Featuring stainless steel construction, horizontal or vertical installation, and tight shut-off capability, this valve is suitable for autoclaves, chemical lines, compressors, and more. Compliant with ANSI B1.20.1, MSS SP-25, and offering options for soft seat materials, the RCV meets stringent industry standards for quality and performance.
Product Specifications
Application 0
Autoclaves | Boiler Feed & Discharge | Chemical Lines | Compressor Discharge | Condensate Lines | Cookers | Cooling Towers | Crude & Refined Product Lines | Cryogenics | Digester | Evaporators | Fly Ash System | Generator Inlet & Discharge | Hydraulic Lines | Metering Pumps | Mine Dewatering | Nitrogen Purge | Process Lines | Pump Discharge | Refrigeration | Steam Lines | Vacuum Breaker | Water Lines | Water Treatment
Available Soft Seat Materials Available Soft Seat Materials
Buna-N (-70 to 250ºF) | EPDM (-75 to 300ºF) | TFE®-Viton® (-40 to 400ºF) | Viton® (-40 to 400ºF) | Zelon® (37 to 470ºF)
Codes And Standards Ansi
B1.20.1
Codes And Standards Astm
303 SS not acceptable for CRN
Codes And Standards Mss
SP-25
Features 0
Higher cracking pressures (2 to 40 psi)1/4" to 2 1/2" Line size450 to 2500 CWPThreaded endsStainless Steel ConstructionSpring-assisted silent closingHorizontal or vertical installationTight shut-off - lapped disc & seatEasy maintenanceVersatile
Materials Of Construction Disc
316 SS
Materials Of Construction Guard
303 SS
Materials Of Construction Retaining Ring
316 SS
Materials Of Construction Seat
303 SS
Materials Of Construction Spring
302 SS
Options 0
Soft seat
Specifications Approx Net Weight Each
0.38 lb | 0.2 kg
Specifications Cold Working Pressure
0 psig | 2500 psig | 0 barg | 172 barg
Specifications Ends
NPT (Threaded)
Specifications Friction Loss Feet Of Pipe
7
Specifications Friction Loss Meter Of Pipe
2.1
Specifications Outside Thread Mnpt B
1.00 in
Specifications Series
Restrictor Check
Specifications Valve Cracking Pressure
20.4 psi | 1.407 bar
Specifications Valve Cracking Pressure Tolerance
±10%