Pressure Vessels Selection Guide

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Parr Instrument Company 211 Fifty Third Street
Moline, Illinois 61265-1770
(800) 872-7720 or
(309) 762-7716
Fax: (309) 762-9453

Series 4605-4626 High Pressure Vessels, 600-1200 mL


Series 4605-4626 Pressure Vessel Specifications
Shaded bar indicates specifications that change within series.
Model Number 4605
Approximate Sizes, mL 600 1200
Maximum Pressure (MAWP) 5000 psi (345 bar)
Maximum Temperature 350 °C with PTFE Flat Gasket
Vessel Style Moveable or Fixed Head
Vessel Mounting Bench Top, Floor Stand, or Moveable Cart (Moveable Head Only)
Closure Split-Ring (8 Compression Bolts)
Valve Connections 1/4″ Male NPT
Pressure Gage, Size 4.5 inches
Range 0 – 5000 psi (345 bar)
Temperature Measurement Thermowell
Cooling Coil (Optional) Serpentine or Loop
Bottom Drain Valve (Optional) 1″ NPS (Floor Stand or Moveable Cart Only)
Heater (Calrod)
Heater Power, Watts 1000 1500
Head Style
Opening 1/8″ NPT w/plug VGR (Valve, Gage, Rupture
Disc, and Thermocouple)
1/8″ NPT w/plug VGR (Valve, Gage, Rupture
Disc, and Thermocouple)
Thermowell Yes Yes
Cylinder Dimensions
Inside Diameter, inches 3.25
Inside Depth, inches 4.7 9.8
Approximate Weight of Vessel, pounds 51 57
Other options available. See Ordering Guide or call for more information.
Please contact the Parr Technical Service Department to obtain complete system dimensions.


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