3/4" FNPT Bronze Dual Check Valve

APOLLO VALVES 4ALF3A44A is a 3/4 in dual check valve with FNPT x FNPT connections for use in general-purpose backflow control applications with water and carbonated beverage lines. It features an inline bronze body with dual internal checks, a 2 psi cracking pressure, and a horizontal mounting orientation. The valve is constructed from lead-free bronze. Standards: ASSE 1003, IAPMO/ANSI/CAN Z1117, NSF/ANSI/CAN 372, NSF/ANSI/CAN 61; Compliance: ASSE 1024 CSA B64.6.

Key Features:

• 3/4 in nominal valve size with 3/4 in female NPT connections on both ends
• Dual check flow design with two independent checks in series
• Bronze body with lead-free bronze material of construction
• For media: carbonated beverages and water
• Inline body design for horizontal installation
• 2 psi cracking pressure
• Maximum water pressure: 175 psi
• Maximum steam pressure: 125 psi SWP
• Operating temperature range: 33 degrees F to 180 degrees F
• Internal materials: acetal check mechanism, PTFE seal, Buna-N seat, and stainless steel spring
• Flow rate: 24 gpm
• Cap to inlet center: 2 in; hex size: 2 3/8 in; overall length: 4 1/2 in
• Standards: ASSE 1003, IAPMO/ANSI/CAN Z1117, NSF/ANSI/CAN 372, NSF/ANSI/CAN 61
• Compliance: ASSE 1024 CSA B64.6
• Field testable: no
• Hazard protection level: low health hazard
• Atmospheric vent: no; freeze protection: no

• Ship Pack Height: 2.2
• Ship Pack Length: 5.7
• Ship Pack Width: 2.4