The NIBCO NLH801F ductile iron butterfly valve is designed to meet the requirements of automatic sprinkler systems. The EPDM molded-in seat liner with ductile iron disc provides a bubble-tight shutoff at rated pressure. The valve is suitable for commercial, mechanical, and fire protection systems.
UL and FM approved
Ductile iron disc
Valve pressure rating 250 psi
Product Highlights
The NIBCO butterfly valves are a versatile and economical valve option in commercial, mechanical, and fire protection systems.
Product Information
Standard Information
Brand: NIBCO
Manufacturer Part Number: NLH801F
Country of Origin: US
Technical Specifications
UPC Code
039923732774
Type
Butterfly Valve
Valve Size
3
Connection Type
W -- Wafer
Material
Ductile Iron
Disc Material
Ductile Iron
Valve Operator
Gear Opearator with Switches
Turns/Operation
Quarter-Turn
Manufacturer
NIBCO
Part Number
NLH801F
Model
WD-3510-8
Series
WD-3510
Type of Valve
Butterfly
Nominal Pipe Size
3"
End Connection Type
W -- Wafer
Butterfly Operator
Gear Opearator with Switches
Seat Seal Material
EPDM Rubber
Pressure Rating (psi)
250 psi rated pressure
Item Name
Butterfly Valve With Supervisory Switch
Pressure Rating
250 PSI Non-Shock (WWP)
Body Material
Ductile Iron
Operator Type
Gear Operator
Handle Material
Cast Iron
Stem Material
416 Stainless Steel
Trim Material
Ductile Iron Disc
Seal Material
EPDM
Material Standard
Body: ASTM A536, Stem: ASTM A582, Disc: ASTM 395
Finish/Color
Nickel Plated Disc
Industry Standards
MSS-SP-67/25 Compliant, C/US UL Listed, FM And New York City MEA 90-07-E With Appropriate NYC Indicator Approved, California State Fire Marshal Listing Number 7770-1243:104, US Coast Guard Category A
Lead Free
No
Other Physical Dimension
4-1/4 IN Flange, 5.9 IN Handwheel Diameter
Valve pressure rating
250 psi wwp
Style
Wafer
Seat liner
EPDM molded-in
Disc
Ductile iron
Stem
Stainless steel with copper bushings
Drive
Geometric
Neck
Extended
Operating mechanism
Manual gear operator
Listings
UL/ULC Listed, FM Approved, UL Listed for Indoor and Outdoor Service
Standards
Designed to meet MSS SP-67, MSS SP-25 (markings)
Approvals
Approved by New York City MEA 9-97-E, Vol.2 when assembled with appropriate NYC indicator flag, California State Fire Marshal Listing No. 770-1243:104