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- Spears® patented butterfly valve design departs from traditional liner-seat type valve to eliminate seat creep, reduce operating torque and provide positive seal-off. Ideally suited for flow control or throttling, this high-performance valve is offered with a full variety of options for greater application versatility in industrial and chemical processing applications. Available in IPS sizes 1-1/2-14 in Standard or 1-1/2-12 in true lug (factory installed lugs) style.
Spears® Butterfly Valve, 4 in Nominal, Flange, 150 psi, 140 deg F, Lever Handle Actuator, 8-1/2 in Top to Inlet Center, PVC Body, 316L Stainless Steel Stem Trim, EPDM Softgoods, Gray, 13 in H, Domestic
- Special off-set Disc lifts quickly from seat to reduce wear and reduce operating torque
- Patented limited contact seat design provides free travel, eliminates seat creep, extrusion and wear, field replaceable without full valve disassembly
- Interlocking body and seat prevents wash-out or blow-out
- Fully isolated solid type 316L stainless steel stem
- Reversible high impact polypropylene lever handle with 7-Position stops and built-in lockout (Standard handle on 1-1/2 - 8 in valves, not available on 10 in and larger valves)
- High efficiency gear operator with cast aluminum housing, polypropylene handwheel and built-In position indicator
- Lug insert style valve has factory installed stainless steel 316 or zinc plated steel lug inserts
- Standard valve accepts field-installable lug inserts set option
- True lug design has factory installed zinc plated or stainless steel 316 lugs and is specially designed for connection to either side of valve
- Pressure rated to 150 psi at 73 deg F including dead-end service
- ANSI/ASME B16.5 class 150 bolt pattern
- Valves with EPDM seals and seats are NSF® certified for potable water use
- EPDM O-ring
- Body MaterialPVCDomestic / ImportDomesticEnd StyleFlangedNominal Size4 inSoftgoods MaterialEPDMActuator TypeLever HandleColorGrayDimensions13 in HManufacturerSpears ManufacturingManufacturer #722311-040Pressure Rating150 psiTemperature Rating140 deg FTop to Inlet Center8-1/2Trim Material316L Stainless Steel Stem