Spears® 721321-040 Lug Butterfly Valve, 4 in Nominal, 150 lb, PVC Body, Buna-N Softgoods, Domestic
CBPN: 237077
UPC:054211443187
MPN:721321-040
DESCRIPTION
Spears® Butterfly Valve, Lug, 4 in Nominal, 150 lb, 140 deg F, Gear Actuator, 2-3/32 in Inlet to Outlet Length, 11-1/8 in Top to Inlet Center, PVC Body, 316L Stainless Steel (Stem) Stem & Pin Material, Buna-N, Gray, 9 in Dia x 15-5/8 in H, Domestic
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® 721321-040 Lug Butterfly Valve, 4 in Nominal, 150 lb, PVC Body, Buna-N Softgoods, Domestic
CBPN: 237077
MPN:721321-040
UPC:054211443187
DESCRIPTION
Spears® Butterfly Valve, Lug, 4 in Nominal, 150 lb, 140 deg F, Gear Actuator, 2-3/32 in Inlet to Outlet Length, 11-1/8 in Top to Inlet Center, PVC Body, 316L Stainless Steel (Stem) Stem & Pin Material, Buna-N, Gray, 9 in Dia x 15-5/8 in H, Domestic
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.
Specifications
Item Features
- 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
- High efficiency gear operator with cast aluminum housing, polypropylene handwheel and built-In position indicator
- Lug insert style valve has factory installed 316SS or zinc plated steel lug inserts
- Standard valve accepts field-installable lug inserts set option
- True lug design has factory installed zinc plated or 316SS lugs and is specially designed for connection to either side of valve
- Buna-N O-ring
