The Flomatic 3712LSR Model 92LS 12" lever and spring swing check valve is designed for non‑potable water service where controlled closure and backflow prevention are required. This valve features an epoxy‑coated ductile iron body, rubber seat with Nitrile (Buna‑N) sealing, stainless‑steel shaft, and an external lever and spring assembly.

Specifications:

Standard: AWWA C508

Body: Epoxy‑coated ductile iron

Seat: Rubber with Nitrile (Buna‑N) seal

Shaft: Stainless steel

Design: Swing check with external lever and spring

Max Temperature: 180°F (80°C)

Max Pressure: 200 PSI (2"–12")

Flange Rating: ASME Class 150

Connection: 12" Flanged, ASME 150#

Weight: 581 lbs

Applications: Water distribution, pump stations, industrial and municipal systems where lever‑and‑spring assisted swing check operation is required.

Flomatic Quality: Flomatic swing check valves are engineered for durability, dependable performance, and long service life in demanding water system applications.