Air Actuated Lug Butterfly Valves - Scotch Yoke

Valworx air actuated butterfly valve with lug body design and spring return failsafe or double acting Scotch Yoke air actuator. Seals for use with air, water, oil and other media compatible with materials of construction.
Rugged, hard-anodized aluminum construction. Explosion-proof rated to ATEX EX h IIC TX Gb/ EX h IIIC TX Db. NSF 372 / NSF 61 certified for potable drinking water. 2" to 12".
Deciding between Scotch Yoke and Rack & Pinion actuators? To learn more about both designs click here.
- EPDM ~ Double Acting
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564312 2" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Double Acting 5643 2 1.97 230 Ductile Iron EPDM EPDM V-ring 80-120 146.5 $344.74 Same Day 564313 2-1/2" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Double Acting 5643 2-1/2 2.56 230 Ductile Iron EPDM EPDM V-ring 80-120 146.5 $361.54 Same Day 564314 3" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Double Acting 5643 3 3.15 230 Ductile Iron EPDM EPDM V-ring 80-120 146.5 $374.94 Same Day 564315 4" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Double Acting 5643 4 3.94 230 Ductile Iron EPDM EPDM V-ring 80-120 219.7 $485.96 Same Day 564317 6" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Double Acting 5643 6 5.91 230 Ductile Iron EPDM EPDM V-ring 80-120 402.8 $708.40 Same Day - EPDM ~ Spring Return
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564302 2" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Spring Return 5643 2 1.97 230 Ductile Iron EPDM EPDM V-ring 80-120 73.2 $386.74 Same Day 564303 2-1/2" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Spring Return 5643 2-1/2 2.56 230 Ductile Iron EPDM EPDM V-ring 80-120 109.8 $491.34 Same Day 564304 3" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Spring Return 5643 3 3.15 230 Ductile Iron EPDM EPDM V-ring 80-120 109.8 $571.11 Same Day 564305 4" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Spring Return 5643 4 3.94 230 Ductile Iron EPDM EPDM V-ring 80-120 109.8 $712.97 Same Day 564307 6" Air Actuated Butterfly Valve, Lug, EPDM, Scotch Yoke, Spring Return 5643 6 5.91 230 Ductile Iron EPDM EPDM V-ring 80-120 512.6 $1,164.26 Same Day - NBR ~ Double Acting
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564331 2" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Double Acting 5643 2 1.97 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 146.5 $344.74 Same Day 564332 2-1/2" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Double Acting 5643 2-1/2 2.56 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 146.5 $361.54 Same Day 564333 3" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Double Acting 5643 3 3.15 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 146.5 $374.94 Same Day 564334 4" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Double Acting 5643 4 3.94 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 219.7 $485.96 Same Day 564336 6" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Double Acting 5643 6 5.91 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 402.8 $708.40 Same Day - NBR ~ Spring Return
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564321 2" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Spring Return 5643 2 1.97 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 73.2 $386.74 Same Day 564322 2-1/2" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Spring Return 5643 2-1/2 2.56 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 109.8 $491.34 Same Day 564323 3" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Spring Return 5643 3 3.15 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 109.8 $571.11 Same Day 564324 4" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Spring Return 5643 4 3.94 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 109.8 $712.97 Same Day 564326 6" Air Actuated Butterfly Valve, Lug, NBR, Scotch Yoke, Spring Return 5643 6 5.91 230 Ductile Iron NBR NBR (Buna-N) V-ring 80-120 512.6 $1,164.26 Same Day - FPM ~ Double Acting
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564352 2" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Double Acting 5643 2 1.97 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 146.5 $423.45 Same Day 564353 2-1/2" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Double Acting 5643 2-1/2 2.56 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 146.5 $449.26 Same Day 564354 3" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Double Acting 5643 3 3.15 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 146.5 $476.58 Same Day 564355 4" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Double Acting 5643 4 3.94 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 219.7 $664.79 Same Day 564357 6" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Double Acting 5643 6 5.91 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 402.8 $966.92 Same Day - FPM ~ Spring Return
Stock # Product Name Series Pipe Size (inches) Disc Size (inches) Max Pressure (PSI) Valve Body Disc Seat/Liner Stem Packing Pilot Air Pressure (PSI) Air Consumption (SCI per 90° cycle) Price Each Usually Ships 564342 2" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Spring Return 5643 2 1.97 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 73.2 $465.46 Same Day 564343 2-1/2" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Spring Return 5643 2-1/2 2.56 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 109.8 $579.06 Same Day 564344 3" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Spring Return 5643 3 3.15 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 109.8 $672.74 Same Day 564345 4" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Spring Return 5643 4 3.94 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 109.8 $891.82 Same Day 564347 6" Air Actuated Butterfly Valve, Lug, FPM, Scotch Yoke, Spring Return 5643 6 5.91 230 Ductile Iron FPM FPM (Viton) V-ring 80-120 512.6 $1,422.78 Same Day






