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 chrome plated brass single stage regulator for gaseous
withdrawal from liquid cylinders.
The GP 405 can also be used on high pressure cylinders and
for general pipeline applications.
The Model GP 405 is suitable for:
  • Laser, assist gas
  • Purging
  • Pressure testing
  • Blanketing
  • Industrial grade gases
  • Gas withdrawal from liquid cylinders
MATERIALS  
Body Chrome Plated Brass Forging
Bonnet Chrome Plated Brass Forging
Diaphragm 302 Stainless Steel
Nozzle Brass
Seat PTFE Teflon
Seals PTFE Teflon
Filter Nickel-Plated Sintered Bronze - 10 Micron
Seat Return Spring PH 17-7 Stainless Steel
Adjusting Knob


FEATURES

  • 0-125, 0-350 and 0-500 PSIG delivery pressure
  • One-piece encapsulated seat design to protect seat
    from particulate contamination
  • Chrome plated bonnet, body and fittings
  • 2 chrome plated dual scale gauges (psi/bar)
  • Conforms to CGA E-4 Standard for Gas Pressure
    Regulators
  • Maximum inlet 3000 PSIG
  • Tamper-proof, self reseating internal safety value
   
 
MODEL NUMBER DELIVERY PRESSURE
DELIVERY      (OUTLET GAUGE)
CGA INLET FITTING OUTLET FITTING
GP 405 0-125 psi (0-200 psi/14 bar)
0-350 psi (0-400 psi/28 bar)
0-500 psi (0-500 psi/70 bar)
540
580
320
000 (1/4" FNPT)
001 (1/4" MNPT)
A) 1/4" Tube Fitting
(chrome-plated)
B) 1/4" FNPT Port