2″ Pressure Gauges



Socket Orientation
S122 Stem mounted
C122 Center back mounted
F122 Center back mounted with stainless steel
front flange
Case Material 300 Series Stainless Steel, electropolished
Bezel & Lens Material One-piece polycarbonate, screw-on
Socket 316L Stainless Steel
Movement 300 Series Stainless Steel
Bourdon Tube 316L Stainless Steel
Proof Pressure 110%
Burst Pressure 400%
Connections Face-seal male, face-seal swivel male,
faceseal swivel female and 1/4″ NPT male
Finish 32 Ra standard, 10 Ra optional
Dial White with black markings.
“Use No Oil” is red
Accuracy 1% of full scale
Safety Relief Unrestricted rear blow-out plug
Helium Leak Check 4 x 10–9 Inboard Std. cc/sec
Cleaning Cleaned for oxygen service to ANSI B40.1
level IV specifications
Pressure Ranges Available Vacuum to 4,000 PSI (276 bar).
Metric also available. (See chart on the left)
Approximate Shipping
Weight 0.50 lbs (0.23 kg)