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Items Check Valves
DC125W
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DR150W
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DR300W
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DR600W
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SC600
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Manufacturer N/A Islip Flow Controls
Type N/A Dual Disc N/A Dual Disc N/A Dual Disc N/A Dual Disc N/A Silent
Style N/A Dual Disc N/A Dual Disc Retainerless N/A Dual Disc Retainerless N/A Dual Disc Retainerless N/A Silent
Port Type N/A Wafer N/A Wafer N/A Wafer N/A Wafer N/A NPT Socket Weld Sweat End
Max Pressure N/A 200 psi N/A 285 psi N/A 740 psi N/A 1480 psi N/A 600 psi
Housing Material N/A Cast Iron N/A 316SS Carbon Steel N/A 316SS Carbon Steel N/A 316SS Carbon Steel N/A 316SS Carbon Steel
Code N/A ASME B16.1 API 594 N/A API 598 ASME B16.34 N/A API 598 ASME B16.34 N/A API 598 ASME B16.34 N/A API 598 ASME B16.34
Port Size N/A 10 in12 in14 in16 in18 in2 in20 in2-1/2 in24 in3 in4 in5 in6 in8 in N/A 10 in12 in14 in16 in18 in2 in20 in2-1/2 in24 in3 in4 in5 in6 in8 in N/A 10 in12 in14 in16 in18 in2 in20 in2-1/2 in24 in3 in4 in5 in6 in8 in N/A 10 in12 in14 in16 in18 in2 in20 in2-1/2 in24 in3 in4 in5 in6 in8 in N/A 1 in1/2 in1/4 in1-1/2 in1-1/4 in2 in2-1/2 in3 in3/4 in3/8 in
Internals Material N/A 316SS Bronze N/A 316SS N/A 316SS N/A 316SS N/A 316SS
Seal N/A Buna EPDM Metal PTFE Viton N/A Buna EPDM Metal PTFE Viton N/A Buna EPDM Metal PTFE Viton N/A Buna EPDM Metal PTFE Viton N/A PTFE
Interchangeability N/A Apollo Bell & Gossett Bray Cameron Cooper Crane Eaton Hayward Keckley Mueller Nibco Spence Staflow Sureflow Taco Tyco Wheatley WKM