- Type: Swing, Spring Loaded
- Nominal Size: 4 Inch x 4 Inch
- End Connection: Grooved x Grooved
- End to End Distance: 8.5 Inch
- Body Material: ASTM A536/A395 Epoxy Coated Black Ductile Iron
- Spring Material: ASTM A313 302 Stainless Steel
- Seat Material: EPDM
- Seal Material: EPDM Rubber
- Pressure Rating: 300 PSI CWP
- Inclusions/Features: Spring-Loaded Wide-Open Clapper, Non-Stick Leak Tight EPDM Rubber Seal, C83600 Bronze Seat Ring, 303 Stainless Steel Hinge Pin, Heat-Treated Carbon Steel Hexagonal Set Screw
- Applicable Standard: API 598
- Additional Information: Pipe Outer Diameter 4.5 Inch; Mounting Type Horizontal/Vertical; Drain Connection Size 2 Inch Threaded
Check Valve; Type Swing, Spring Loaded; Nominal Size 4 Inch x 4 Inch; End Connection Grooved x Grooved; End to End Distance 8.5 Inch; Body Material ASTM A536/A395 Epoxy Coated Black Ductile Iron; Spring Material ASTM A313 302 Stainless Steel; Seat Material EPDM; Seal Material EPDM Rubber; Pressure Rating 300 PSI CWP; Inclusions/Features Spring-Loaded Wide-Open Clapper, Non-Stick Leak Tight EPDM Rubber Seal, C83600 Bronze Seat Ring, 303 Stainless Steel Hinge Pin, Heat-Treated Carbon Steel Hexagonal Set Screw; Applicable Standard API 598; Pipe Outer Diameter 4.5 Inch; Mounting Type Horizontal/Vertical; Drain Connection Size 2 Inch Threaded