*All wafer and lug type BFV are designed to allow for 2" of insulation
*Wafer body features 2 or 4 flange alignment holes for easy installation
Lugged body with drilled and tapped holes may be used for dead-end service(Please specify when ordering)
*ISO 5211 top flange for easy actuation
*One-piece shaft design, blow-out proof, ensures positive disc positioning and accurate flow control.
*3 shaft bushing/seals provide shaft support for proper alignment and backup for the primary shaft seal formed by the disc/seat interface
*disc edge is machined and polished 360º to assure low friction,which results in low operating torque plus increased seat life
*Precision taper pins, vibration-proof, ensure positive shaft-disc connection
*The phenolic-backed, non-collapsible, resilient seat is perfectly secured and fully lined in the body, which isolates the body componenets from the media and provides the primary shaft seal. Seat is field replaceable.