Cracking pressure0.5 psi
Mounting orientationHorizontal
Max. water pressure200 psi
Cap to inlet center6.688"
Max. steam pressure125 psi WSP
Max. temp.350°F
Application - valvesGeneral Purpose
Flow designSingle
Full flow - valvesYes
Seat material - check valvesBronze
Pipe or tube size - check valves4"
Pipe or tube size4"
Silent checkStandard
Media temp. range-20°F to +350°F
Flow coefficient (cv)572
Height - cap to inlet center6 11/16"
Connection size - side 14"
Connection type - side 1Flange
Connection type - side 2Flange
Valve body styleInline
Operating temperature - minimum-20°F
Flow rate605 GPM
Includes counterweightNo Counterweight
Valve seriesF-2974M Series
3-a complianceNot Rated
Ansi flange classClass 125
Body materialCast Iron
Check mechanismSwing
Disc materialCast Iron
For mediaGas, Oil, Steam, Water
Seal materialCobalt Chrome Alloy
Vacuum service ratingNot Rated
Connection size - side 14"
Connection size - side 24"
Operating temperature - maximum350°F
Max. pressure (cwp)200 psi
Max. pressure (steam)125 psi
Media temperature range-20°F to +350°F