WEFLO F0111-300, OS&Y GATE VALVE, FLANGE x FLANGE, UL/FM Listed.

WEFLO F0111-300 OS&Y Resilient Seated Gate Valve – Flanged, UL/FM 300 PSI

Premium Fire Protection & Waterworks Valve

Nasco Supply LLC is proud to offer the WEFLO F0111-300 Series OS&Y (Outside Screw and Yoke) Resilient Seated Gate Valve – engineered for reliability, durability, and outstanding value in fire protection, municipal water, and industrial applications.

Key Features & Specifications:

• Pressure Rating: 300 PSI working pressure (UL Listed / FM Approved)
• Design Standard: Meets or exceeds AWWA C515
• Body & Bonnet: High-strength Ductile Iron ASTM A536 65-45-12
• Wedge: Fully EPDM encapsulated ductile iron resilient wedge for bubble-tight shutoff
• Stem: Stainless Steel AISI 304 for superior corrosion resistance
• Coating: Fusion Bonded Epoxy (FBE) interior and exterior per AWWA C550
• End Connections: Flanged (ANSI B16.1 Class 125)
• Operation: Heavy-duty handwheel with OS&Y rising stem design for visual position indication
• Temperature Range: -42°F to 180°F
• Additional Benefits: NSF-61 / NSF-372 certified (lead-free), adjustable packing, full waterway, and NPT plug on body

Why Choose WEFLO from Nasco Supply?

• Unbeatable Value — Significantly lower prices than Aleum, Soval, NIBCO, Mueller, and other major brands while meeting identical UL/FM and AWWA standards.
• Fast Shipping — In-stock and ready to ship across the USA.
• Trusted Performance — Proven in thousands of fire protection installations nationwide.
• Full Support — Technical datasheets, submittals, and expert assistance available.

Perfect for fire sprinkler systems, pump stations, water treatment plants, and municipal distribution.

Add the WEFLO F0111-300 to your cart today and experience why contractors and distributors across the country choose Nasco Supply for their valve needs.

WEFLO F0111-300 Data Sheet