4" Flanged Ductile Iron Wafer Check Valve

CHAMPION 4SD12-LSBS-P is a 4 in. inline wafer check valve with a flanged connection pattern for process piping. This self-acting valve allows flow in one direction and closes in response to reverse flow in oil and water systems. It features a ductile iron body with a swing check mechanism and can be installed in horizontal or vertical positions.

Key Features:

• 4 in. nominal valve and pipe size with 4 in. connections on both sides
• Connection type: Flange x Flange; side connections: Wafer
• Body material: Ductile iron
• Check mechanism: Swing
• Mechanism and body design: Inline wafer; valve body style: Inline
• Media: Oil, water
• Cracking pressure: 0.184 psi
• Flow rate: 295 gpm
• Seal material: Buna-N; seat material: Buna-N
• Spring material: 316 stainless steel; check mechanism material: 316 stainless steel
• Maximum water pressure: 250 psi at 100°F; maximum operating pressure: 250 psi
• Operating temperature range: -70°F to 250°F
• ANSI flange class: Class 125
• Meets multiple ASME, API, and ASTM standards
• Overall length: 4.5 in.; overall height: 6 7/8 in.; width: 2 1/4 in.
• No counterweight; silent check: Standard

• Ship Pack Height: 3.2
• Ship Pack Length: 8.2
• Ship Pack Width: 7.9