Spears®

Spears® 721311-030 Standard Butterfly Valve, 3 in Nominal, 150 lb, PVC Body, Buna-N Softgoods

SPR721311030 MFG #: 721311-030
Spears® 721311-030 Standard Butterfly Valve, 3 in Nominal, 150 lb, PVC Body, Buna-N Softgoods
  • Body Material: PVC
  • Domestic / Import: Domestic
  • Nominal Size: 3 in
  • Pressure Class: 150 Lb
  • Softgoods Material: Buna-N
  • Type: Standard
  • Actuator Type: Lever Handle
  • Color: Gray
  • Dimensions: 7-1/2 in Dia x 11-1/2 in H
  • Inlet to Outlet Length: 2-3/32 in
  • Manufacturer: Spears Manufacturing
  • Manufacturer #: 721311-030
  • Stem& Pin Material: 316L Stainless Steel (Stem)
  • Temperature Rating: 140 deg F
  • Top to Inlet Center: 7-27/32 in
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, Standard, 3 in Nominal, 150 lb, 140 deg F, Lever Handle Actuator, 2-3/32 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
  • Features
  • Product Videos
  • 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