Excess Flow Valves for Liquid or Vapor Line Service
1519A Series, 1519B Series and A1519 Series

Designed for top installation, in any position, in liquid or vapor service lines. They are intended for long lines or branch piping where tank mounted excess flow valves cannot suffice.
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1519A Series 1 Inch (in) Inlet Connection Size Excess Flow Valve - (001519A2)

1519A Series 1" Inlet Connection Size Excess Flow Valve
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A1519 Series 1 Inch (in) Inlet Connection Size Excess Flow Valve - (A001519A2)

A1519 Series 1" Inlet Connection Size Excess Flow Valve
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Description N/A

Designed for top installation, in any position, in liquid or vapor service lines. They are intended for long lines or branch piping where tank mounted excess flow valves cannot suffice.
Size N/A 1 in
Material N/A Brass N/A Steel
Capacity N/A 25 gpm
Inlet Connection Size (A) N/A 1 in
Outlet Connection Size (B) N/A 1 in
Inlet Connection Type N/A National Pipe Thread (NPT)
Outlet Connection Type N/A Female National Pipe Thread (FNPT)
Hexagonal Wrench Flats (C) N/A 1-3/4 in
Approximate Effective Length (D) N/A 3-1/2 in
Approximate Propane Liquid Closing Flow N/A 25 gpm
Approximate Propane Vapor Closing Flow at 25 Pounds Per Square Inch Gauge (psig) Inlet Pressure N/A 5,000 scfh
Approximate Propane Vapor Closing Flow at 100 Pounds Per Square Inch Gauge (psig) Inlet Pressure N/A 8,800 scfh
Note for Closing Flow N/A

Based on horizontal installation of excess flow valve. Flows are slightly more when valves are installed with outlet up; slightly less when installed with outlet down.
Alternate Part Number N/A 1519A2 N/A A1519A2
Note N/A

Multiply flow rate by 0.94 to determine liquid butane flow and by 0.90 to determine liquid anhydrous ammonia flow.
Rating N/A Underwriters Laboratories (UL®) Listed