316 Stainless Steel Threaded In-Line Check Valve - 2 1/2"
316 Stainless Steel Threaded In-Line Check Valve - 2 1/2"
SKU:INL-320e4d
Versatile 2 1/2" 316 SS Basic-Check® Threaded In-Line Check Valve for precise shutoff and easy maintenance compliance.
Regular price
$299.99
Regular price
Sale price
$299.99
Unit price
per
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The 316 Stainless Steel Basic-Check® Threaded In-Line Check Valve is a versatile, non-slam valve designed to provide reliable and low-maintenance service for a wide range of liquids, steam, and gases. Featuring a precision-lapped metal-to-metal sealing area, this valve ensures tight shutoff of gas, steam, and liquid, making it ideal for various pipeline applications. With threaded ends, stainless steel construction, spring-assisted silent closing, and the option for resilient soft seats, this check valve offers easy maintenance and flexibility in installation. Compliant with ANSI B1.20.1 and MSS SP-25 standards, it meets the demanding requirements of institutional and government procurement.

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 450ºF)
Codes And Standards Ansi
B1.20.1
Codes And Standards Mss
SP-25
Features 0
1/4" to 2 1/2" Line size450 to 6000 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
CF8M
Materials Of Construction Retaining Ring
316 SS
Materials Of Construction Seat
316 SS
Materials Of Construction Spring
316 SS
Options 0
Inconel® 750 Spring Soft seat
Specifications Approx Net Weight Each
7.00 lb | 3.2 kg
Specifications Cold Working Pressure
0 psig | 450 psig | 0 barg | 31.0 barg
Specifications Cv
90
Specifications Ends
NPT (Threaded)
Specifications Friction Loss Feet Of Pipe
16
Specifications Friction Loss Meter Of Pipe
4.9
Specifications Line Size Inlet Fnpt A
2.50 in
Specifications Outside Thread Mnpt B
4.00 in
Specifications Series
Basic-Check®
Specifications Size
2.50 in | DN 65
Specifications Style
BSSH6
Specifications Valve Cracking Pressure
0.1 psi | 0.007 bar | 2.6 in.water | 66 mm.water | 4.8 mmHg
Specifications Valve Cracking Pressure Tolerance
±10%