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Model 6342A-6344A Series


Specialty Gases and Equipment
Your #1 Gas Supplier

(514) 956-7503
Models 6342A and 6344A Back Pressure Regulators

Description
High purity stainless steel back pressure regulators designed to relieve system overpressure. May be used with non-corrosive or corrosive gases.

Applications
  • Used to relieve system overpressure, like a relief valve
  • May be used in place of relief valves in many applications requiring high sensitivity and close tolerances on "crack-reseat" pressure relationships

Design Features/Components
  • High purity 316L stainless steel bodies
  • High purity 316 stainless steel diaphragm (6342A) or 316 stainless steel piston (6344A)
  • Metal to metal seal (6342A)
  • Porous metal filter protects seat from contamination

Materials of Construction
Body: 316L stainless steel
Diaphragm: 316 stainless steel (6342A)
Piston: 316 stainless steel (6344A)
Bonnet: Nickel-plated brass
Seat: Kel-F81®
Seals: Metal-to-metal (6342A)
Viton® (6344A)

Specifications
Maximum Pressure Rating: 100 psig (6342A) and 700 psig (6344A)
Maximum Flow Rate: 150 SLPM (318 SCFH) @ 100 psig (6342A)
750 SLPM (1589 SCFH) @ 700 psig (6344A)
Flow Capacity (Cv): 0.08
Body Ports: 1/4" NPT female
Shipping Weight: 5 lbs

Ordering Information
Model Delivery Pressure Range
6342A 0-100 psig
6344A 50-700 psig
For more information, please request Technical Bulletin TB-304 in our Literature Center.
 

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This page was last updated December 05, 2003