HP 741
HP 742
HP 743
HP 721
HP 722
HP 723
HP 701
HP 702
HP 703
 
GP 401
GP 402
GP 403
GP 404
GP 405
8700
HP 750            
   
 
   
 
A brass single stage pipeline regulator with a neoprene diaphragm
for general purpose laboratory applications.
The GP 403 is not recommended for applications sensitive to contamination due to its elastomeric components.
The GP 403 is suitable for:
  • Non-corrosive industrial grade gases
  • Purging
  • Pressure testing
  • Gas shielding
MATERIALS  
Body Brass
Bonnet Die Cast
Diaphragm Neoprene
Nozzle Brass
Seat PTFE Teflon
Seals
Filter Nickel-Plated Sintered Bronze - 10 Micron
Seat Return Spring PH 17-7 Stainless Steel
Adjusting Knob ABS Plastic


FEATURES

  • 0-15, 0-50, 0-125 and 0-250 PSIG delivery pressure
  • Neoprene diaphragm for greater sensitivity
  • One-piece encapsulated seat design to protect the seat
    from particulate contamination
  • Tamper-proof, self reseating internal safety valve
  • 2 dual scale gauges (psi/kPa)
  • Conforms to CGA E-4 Standard for Gas Pressure
    Regulators
   
 
PART NUMBER MODEL NUMBER MAXIMUM
INLET PSIG
DELIVERY PRESS.
RANGE PSIG
DELIVERY PRESS.
GAUGE PSIG
3001315 GP 403-15 3000

30

0-15
3001316 GP 403-50 3000

60

0-50
3001317 GP 403-125 3000

150

0-125
3001318 GP 403-250 3000

400

0-250