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- All thermoplastic valves shall be butterfly type constructed from PVC type I cell classification 12454 or CPVC type IV cell classification 23447. All valve seats and O-rings shall be Buna-N, EPDM or FKM. Seat shall be a non-liner type interlocked to valve body. Bolt hole patterns shall conform to ANSI/ASME B16.5 Class 150. Disc shall be offset design with fully isolated type 316L stainless steel stem and type 316 stainless steel hardware. Lever operated valves shall be equipped with high impact polypropylene handle having built-in lockout capability. Gear operated valves shall be equipped with position indicator and high impact polypropylene handwheel. Valve bodies shall accept field installable lug inserts or shall be factory installed lug inserts, or be true lug type. Lugs shall be stainless steel or zinc plated steel. Valves shall be pressure rated at 150 psi for water at 73 deg F through 12 in, as manufactured by Spears® manufacturing company.
Spears® Butterfly Valve, True Lug Style, 3 in Nominal, 150 lb, 140 deg F, Lever Handle Actuator, 2-13/16 in Inlet to Outlet Length, 7-27/32 in Top to Inlet Center, PVC Body, 316L Stainless Steel (Stem) Stem & Pin Material, Buna-N, Gray, 7-1/2 in Dia x 11-1/2 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
- 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
- True lug design has factory installed zinc plated or 316SS lugs and is specially designed for connection to either side of valve
- 316L SS Non-Wetted Stem
- Low Sealing Torque
- Body MaterialPVCDomestic / ImportDomesticNominal Size3 inPressure Class150 LbSoftgoods MaterialBuna-NActuator TypeLever HandleColorGrayDimensions7-1/2 in Dia x 11-1/2 in HInlet to Outlet Length2-13/16 inManufacturerSpears ManufacturingManufacturer #721311L-030Stem& Pin Material316L Stainless Steel (Stem)Temperature Rating140 deg FTop to Inlet Center7-27/32 in