Double offset seat/disc/stem geometry to provide superior sealing with minimal seat contact and wear
Machined, tapered seat multiple sealing edges
Single piece shaft and disc designed for maximum strength and Cv
Internally cast disc position stop to prevent disc over travel while maintaining optimum disc/seat contact
The stem is centered in the adjustable stem packing by oversized bearings eliminating stem leakage and fugitive emissions
Disc spacers to center disc in the seat to eliminate seat distortion
Blow out proof stem to prevent injury and product loss
Combination mechanical and pressure energized seal design for repeatable and reliable sealing performance and extended cycle life.
Seat retaining ring designed for dead-end service (lug style) and provides easy removal for seat replacement.
Stem/disc connection allows minimal loss of motion and high strength.
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