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3396 Series Single-Stage High-Purity Absolute Pressure Regulator - Brass

USD $1,026.92

3396 Series Single-Stage High-Purity Absolute Pressure Regulator - Brass

USD $1,026.92
Part Number:    3396 Series
   Availability:   Ships within 24 hours from Montgomeryville, PA

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Product Description

MATHESON made in the USA



High-purity brass regulators designed for control of sub-atmospheric pressures with non-corrosive gases.


• Applications requiring sub-atmospheric pressure control (28” Hg vac - 15 psig)

Design Features

• High-purity brass barstock body
• High-purity 316 stainless steel diaphragm
• Metal to metal seals
• 2-1/2” inlet and delivery pressure gauges
• Equipped with nickel plated brass packless outlet valve with diaphragm seal
• Porous metal filter protects seat from contamination
• 1/4” compression tube outlet connection
• Body threaded for panel mounting
• Body screw thread tapped for back mounting

Ordering Information  
Part Number* Delivery Pressure
Delivery Pressure
Cylinder Pressure
SEQ3396CGA 28” Hg vac-15 psig
(728mm Hg vac-103kPa)
30” Hg vac-30 psig
(100kPa vac-200kPa)
0-3000 psi

*Note: where CGA is replaced by the actual CGA number. Some CGA limitations may apply. (NI) for 1/4" FNPT inlet

Materials of Construction

• Gauges: Chrome plated brass
• Body: Nickel plated brass
• Bonnet: Stainless steel
• Diaphragm: 316 stainless steel
• Spring: 316 stainless steel
• Seat: Teflon
• Seals: Metal to metal


• Maximum Inlet Pressure: 3000 psi (20,700 kPa)
• Inlet Pressure Gauge: 0-3000 psi
• Maximum Flow Rate (At 2000 psi inlet, 15 psig delivery): 254 SCFH (120 SLPM)
• Flow Capacity (Cv): 0.06
• Operating Temperature: -40°F to 165°F (-40°C to 74°C)
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 2 High, 2 Low

Flow Curves

Flow Curves, 3396 Series


Instructions, General Regulator

3D Model


Warranty Information