HP 741
HP 742
HP 743
HP 721
HP 722
HP 723
HPI 100C
HPI 120C
HPI 500LC
 
GP 401
GP 402
GP 403
GP 404
GP 405
8700
HP 750            
   
 
   
 
A brass single stage regulator for non-corrosive gases in lecture
bottle cylinders.
The Model GP 404 is suitable for:
  • Non-corrosive gases
  • EPA protocol
  • Calibration gases
  • Sampling
MATERIALS  
Body Brass Barstock
Bonnet Painted Zinc
Diaphragm Neoprene
Nozzle Brass
Seat PTFE Teflon
Filter Nickel-Plated Sintered Bronze - 10 Micron
Seat Return Spring PH-17 Stainless Steel
Adjusting Knob ABS Plastic


FEATURES

  • Neoprene diaphragm for greater sensitivity
  • One-piece encapsulated seat design to protect seat
    from particulate contamination
  • 1 1/2 dual scale gauges (psi/kPa)
  • Conforms to CGA E-4 Standard for Gas Pressure
    Regulators
   
 
MODEL NUMBER DELIVERY PRESSURE
DELIVERY      (OUTLET GAUGE)
CGA INLET FITTING OUTLET FITTING
GP 404 0-100 psi (0-150 psi/1000 kPa)
170
180
A) Needle Valve (M) 1/8" (P/N: 9100415)
B) 1/8" FNPT Port