731 Series 18 in. Ductile Iron EPDM Gear Operator Handle Butterfly Valve

Part #FNW731EG18  |  Manufacturer Part #18" 731EG

Valve Size:

To see pricing and availability for this product, Create an Account.
Already a customer? Login

Product Details

  • Designed for 125/150 lbs flanges
  • Standard stainless steel disc and stem offer superior strength and chemical resistance
  • Mounting pad with square shaft permits direct mount actuation that reduces hysteresis and cost (2" - 12")
  • Secured stem retainer plate for blowout-proof protection and also allows operator removal with valve in line
  • High strength two-piece stem eliminates taper pins and disc screws from flow path
  • Rated to 200 psi (2"-12"), 150 psi (14"-24")
  • Cartridge style seat permits easy change without special tools
  • Molded O-ring eliminates the need for flange gaskets. Pressed collar style angle face rings (typically sizes 2" to 6") are not recommended due to the large radius of the inner diameter
  • Shell tested to 150% and seat tested to 110% of maximum working pressure

Lead Law Compliant



API Specifications: API 609A

ASTM Specifications: ASTM A-126, ASTM A-283D-A36, ASTM A-536, ASTM B-275, ASTM D-2000

Collection: 731 Series

End Connection 1: Wafer

End Connection 2: Wafer

End Connections: Wafer

FM Approved: No

Handle Material: Cast Iron

ISO Specifications: ISO 5211

Lead Law Compliant: Yes

MSS Specifications: MSS SP-61, MSS SP-67

Material: Ductile Iron

Maximum Pressure: 255 psi

Maximum Temperature: 230

NSF Certified: No

Pressure Class: 188#

Recommended Valve Application: Water

UL Listed: No

Valve Body Style: Wafer

Valve Disc Material: Stainless Steel

Valve Operator: Gear Operator Handle

Valve Seat Material: EPDM

Valve Size: 18 in

Valve Stem: Blowout-proof

Valve Type: Butterfly Valve