Series 4625 High Pressure Vessels, 600 & 1200 mL Specifications

Series 4625 Pressure Vessel Specifications
Shaded bar indicates specifications that change within series.
Model Number 4625
Approximate Volume, mL 600 1200
Maximum Pressure (MAWP) 5000 psi (345 bar)
Maximum Temperature
with PTFE Flat Gasket 350 °C
with Flexible Graphite Flat Gasket 350 °C
Vessel Details
Mounting Style Moveable or Fixed Head
Closure Split-Ring with 8 Compression Bolts
Head Opening Options One head opening (1/8″ NPT, 1/4″ NPT, “B” socket, or rupture disc assembly port)
Ports for valve, gage, rupture disc, and thermowell with thermocouple (VGR)
Custom port option (Contact our technical sales department to discuss options)
Maximum Head Openings 7 (Dependent on opening size, and required fittings)
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 (BDV) (optional) 1″ NPS (Floor Stand or Moveable Cart Only)
Stand and Heater (optional)
Stand Type* Bench Top Heater with Base Plate
(Also Available: Bench Top Stand, Floor Stand, Floor Stand w/ Pneumatic Lift, Floor Cart)
Heater Style, Bench Top Heater Calrod
Heater Power, Watts 1000 1350 / 1500
Maximum Load, amps, 115V / 230V 8 / 4 11 / 6
Weight & Dimensions
Cylinder I.D. x Depth, inches 3.25 x 4.7 3.25 x 9.8
Vessel Assembly w/ Moveable Head
Weight, pounds**
47 58
Vessel Assembly w/ Fixed Head
Weight, pounds**
50 62
Cylinder Weight, pounds 18 29
**Vessel weight is based on a vessel with VGR head fittings. Vessel weight will vary based on head configuration choice and fitting options.

Other options available. See Ordering Guide or call for more information.