Description
Low Pressure Line Regulators 4403 Series
Application
The 4403 series regulators provide very sensitive control of a variety of gases at low pressures. The large molded diaphragm assures responsive regulation with inlet pressures up to 250 PSI.
Features
- Large molded diaphragm provides highly sensitive and accurate low pressure control.
- Zinc body and bonnet resist corrosion and provide longer life.
- Teflon seat disc, teflon faced diaphragms, and stainless steel nozzles make the T4403J regulators compatible with a variety of gases.
- LV4403C2H42 features integral relief valve set at 3 psig.
- Adjusting screw is concealed by a plastic cap which helps prevent pressure adjustments by unauthorized personnel.
- Working temperature range is -40°F to +165°F. (-40ºC to +74ºC)
- Not suitable for oxygen applications
Materials
Body ……………………………………………………………………Zinc
Bonnet …………………………………………………………………Zinc
Diaphragm …..T4403J, 4403W, S4, T4, U4 Teflon Faced Buna N
4403WP4, …………………………………………………….R4 Buna N
(LV4403C) ………………..Integrated Fabric and Synthetic Rubber
Spring …………………………………………………………………Steel
Seat (T4403J) ……………………………………………………….PTFE
(4403W) (LV4403C) ……………………………………………..Buna N
Nozzle (T4403J) ………………………………………..Stainless Steel
(4403W, LV4403C) ………………………………………………..Brass
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