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.


    • Precision machined.
    • Generous flow channels provide low pressure drop.
    • Cotter pin prevents loss of spring retainer due to vibration in service.
    • Stainless steel spring provides consistent closing flow and long service life.

Materials 1519A Series and 1519B Series

Body Brass
Valve Poppet w/Stem Brass
Spring Stainless Steel
Guide Brass

Materials A1519 Series

Body Cadmium Plated Steel
Valve Disc Cadmium Plated Steel
Stem Stainless Steel
Spring Stainless Steel
Guide Ductile Iron