Find My Check Valve
The DFT® Excalibur Silent Check Valve is a spring-assisted, center guided, in-line, check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, gasket, seat, spring, disc with stem and guide bushing. Excalibur check valves are available in a wide range of sizes and pressure ratings and in a variety of metals to meet most check valve requirements.
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ASME CLASS

Size (in)

Size (mm)

ENDS

Cv

Prod. #

ASME CLASS

Size

Cracking Pressure CP

Body

ENDS

Cv

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222P1A4A3 N/A 150 N/A 10.0 inDN 250 N/A 0.036 bar0.52 psig N/A A216 Grade WCB N/A FLG (RF) N/A 1650
222P1B4A3 N/A 300 N/A 10.0 inDN 250 N/A 0.036 bar0.52 psig N/A A216 Grade WCB N/A FLG (RF) N/A 1650
222P1C4A3 N/A 600 N/A 10.0 inDN 250 N/A 0.032 bar0.47 psig N/A A216 Grade WCB N/A FLG (RF) N/A 1650
222P1D4A3 N/A 900 N/A 10.0 inDN 250 N/A 0.04 bar0.58 psig N/A A216 Grade WCB N/A FLG (RF) N/A 1449
222P1E4A3 N/A 1500 N/A 10.0 inDN 250 N/A N/A A216 Grade WCB N/A FLG (RF) N/A
225P1A4A3 N/A 150 N/A 10.0 inDN 250 N/A 0.036 bar0.52 psig N/A A351 CF8M N/A FLG (RF) N/A 1650
225P1B4A3 N/A 300 N/A 10.0 inDN 250 N/A 0.036 bar0.52 psig N/A A351 CF8M N/A FLG (RF) N/A 1650
225P1C4A3 N/A 600 N/A 10.0 inDN 250 N/A 0.032 bar0.47 psig N/A A351 CF8M N/A FLG (RF) N/A 1650
225P1D4A3 N/A 900 N/A 10.0 inDN 250 N/A 0.04 bar0.58 psig N/A A351 CF8M N/A FLG (RF) N/A 1449
225R1C4A3 N/A 600 N/A 12.0 inDN 300 N/A 0.034 bar0.5 psig N/A A351 CF8M N/A FLG (RF) N/A 2400
225R1B4A3 N/A 300 N/A 12.0 inDN 300 N/A 0.037 bar0.53 psig N/A A351 CF8M N/A FLG (RF) N/A 2400
225R1A4A3 N/A 150 N/A 12.0 inDN 300 N/A 0.037 bar0.53 psig N/A A351 CF8M N/A FLG (RF) N/A 2400
222R1C4A3 N/A 600 N/A 12.0 inDN 300 N/A 0.034 bar0.5 psig N/A A216 Grade WCB N/A FLG (RF) N/A 2400
222R1B4A3 N/A 300 N/A 12.0 inDN 300 N/A 0.037 bar0.53 psig N/A A216 Grade WCB N/A FLG (RF) N/A 2400
222R1A4A3 N/A 150 N/A 12.0 inDN 300 N/A 0.037 bar0.53 psig N/A A216 Grade WCB N/A FLG (RF) N/A 2400
222S1A4A3 N/A 150 N/A 14.0 inDN 350 N/A 0.019 bar0.28 psig N/A A216 Grade WCB N/A FLG (RF) N/A 3600
222S1B4A3 N/A 300 N/A 14.0 inDN 350 N/A 0.019 bar0.28 psig N/A A216 Grade WCB N/A FLG (RF) N/A 3600
225S1A4A3 N/A 150 N/A 14.0 inDN 350 N/A 0.019 bar0.28 psig N/A A351 CF8M N/A FLG (RF) N/A 3600
225S1B4A3 N/A 300 N/A 14.0 inDN 350 N/A 0.019 bar0.28 psig N/A A351 CF8M N/A FLG (RF) N/A 3600
225T1A4A3 N/A 150 N/A 16.0 inDN 400 N/A 0.035 bar0.51 psig N/A A351 CF8M N/A FLG (RF) N/A 5200
222T1A4A3 N/A 150 N/A 16.0 inDN 400 N/A 0.035 bar0.51 psig N/A A216 Grade WCB N/A FLG (RF) N/A 5200
222H1A4A3 N/A 150 N/A 2.00 inDN 50 N/A 0.044 bar0.64 psig N/A A216 Grade WCB N/A FLG (RF) N/A 65
222H1B4A3 N/A 300 N/A 2.00 inDN 50 N/A 0.044 bar0.64 psig N/A A216 Grade WCB N/A FLG (RF) N/A 65
222H1D4A3 N/A 900 N/A 2.00 inDN 50 N/A 0.059 bar0.85 psig N/A A216 Grade WCB N/A FLG (RF) N/A 51
222H1C4A3 N/A 600 N/A 2.00 inDN 50 N/A 0.044 bar0.64 psig N/A A216 Grade WCB N/A FLG (RF) N/A 65
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