REGO High Pressure First Stage Regulators LV4403SR and TR Series

Application
Provides accurate first stage regulation in two-stage bulk tank
systems. Reduce tank pressure to an intermediate pressure of 5 to 10
PSIG. Also used to supply high pressure burners for applications like
industrial furnaces or boilers. Also incorporated in multiple cylinder
installations.

Features
• Incorporate integral relief valves for added system protection.
• Large vent helps prevent blockage and has ¾” F.NPT thread for
vent piping.
• Bonnet vent positioned over outlet to avoid icing and
contamination by foreign material.
• Unique bonnet vent profile designed to minimize vent freeze over
when properly installed.
• Replaceable valve orifice and valve seat disc.
• Straight-line valve closure reduces wear on seat disc.
• Large molded diaphragm is extra sensitive to pressure changes.
• Built in pressure tap has plugged ⅛” F.NPT outlet.
• Plug can be removed with a 3⁄16” hex allen wrench.
• Extra long lever arm provides uniform delivery pressure.
• Brilliant red finish.

Materials
Body ………………………………………………………………… Die Cast Zinc
Bonnet ……………………………………………………………… Die Cast Zinc
Nozzle Orifice ………………………………………………………………. Brass
Spring ………………………………………………………………………….. Steel
Valve Seat Disc …………………………………………….. Resilient Rubber
Diaphragm ……………………. Integrated Fabric and Synthetic Rubber