P/N 637219-0A1-B ARO Fluid Regulator Rebuild Kit
The ARO 637219-0A1-B Fluid Regulator Rebuild Kit is designed for general repair of compatible ARO 651780 series downstream fluid pressure regulators. The applicable 0A1 configuration is for downstream regulators with a 0.1875" ball size and tungsten-carbide ball and seat materials.
The rebuild kit includes the applicable diaphragm kit and valve kit for servicing compatible regulator configurations. ARO identifies 637219-0A1-B for use with regulator models 651780-A1A-B, 651780-A1B-B, 651780-A3A-B, and 651780-A3B-B.
Please verify your complete regulator model before ordering to ensure the 637219-0A1-B rebuild kit matches your regulator configuration. This is a regulator rebuild kit only and is not a complete fluid pressure regulator.