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American-BFV^® Butterfly Product Feature Video
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• NSF/ANSI 372 Certified Lead-Free by WQA
• Meets AWWA C504 and C516
• Certified to NSF/ANSI 61
• Manufactured under a certified ISO 9001 quality system
• Seat on disc design allows for field adjustment/replacement without the need for special tools or epoxies
• 150B and 250B AWWA classes
• Flanged connections sizes 3”-144”
• Mechanical joint end connections in sizes 4”- 48”
• Wafer design 4" - 24"
• Flange x MJ available
• Suitable for Water/Wastewater, Power, Process Industries - Air and Liquid Applications
• Shut-Off Service, Modulating Service, SCADA Systems, Buried/Plant Service, Pump Control, Flow Control, Isolation

 



• Body - Cast Iron/Ductile Iron Construction with ANSI Flanges, Mechanical Joint Ends or ANSI/ISO Wafer
• Body Seat - 360^o Uninterrupted Ring of T316 stainless steel
• Disc - Ductile Iron to withstand impacts from flow and pressure transients
• Resilient Seat - Tri-Loc™ Design proven over 30 years. Tri-Loc™ seat on disc, easy field adjustable/replaceable in all sizes
• Shaft - AWWA C504 Diameters. Through-Shaft for 3”-24” sizes. Available in larger sizes.
• Tangential Taper Pins - design for greatest strength and rigidity
• Shaft Seal - V-Type packing for self-adjusting and wear compensating
• Sleeve Bearings - Self-Lubricated Nylatron/Teflon for low friction and long life
• Thrust Bearing - Bronze bearings to precisely center the disc