Model 330 heavy-duty regulator allows for gas withdrawal from oxygen liquid cylinders. Its unique design permits inlet pressures up to 3000 PSIG for use on high pressure cylinders. The Model 301 features a brass body, brass T-screw bar adjustment, stainless steel diaphragm, 2.5 in. brass dual scale gauge, one-piece encapsulated seat design with internal filter and PTFE Teflon® seat and Harris’ exclusive self-reseating, tamper-proof internal high pressure safety valve. Model 330 has an auxiliary plugged low pressure port. This model is also UL® listed.
Features
- Operates on liquid cylinders and high pressure cylinders without damage
- Unique design allows inlet pressures up to 3000 PSIG
- Forged brass body and bonnet for longer service life
- Easy-to-operate brass T-screw bar adjusting handle
- 2.5 in. Brass dual scale easy-to-read gauge (psi/kPa)
- One-piece encapsulated seat design with internal filter to protect the PTFE Teflon® seat from particulate contamination
- Stainless steel diaphragm for corrosion resistance and greater strength in adverse conditions
- Includes an auxiliary plugged low pressure port