133
P a r r I n s t r u m e n t C o m p a n y
1 - 8 0 0 - 8 7 2 - 7 7 2 0
N o n - S t i r r e d P r e s s u r e V e s s e l s
Series 4764 - 4774 Pressure Vessel Specifications
Shaded bar indicates specifications that change within series.
General Purpose Vessels
Model Number
4764* 4765* 4768* 4772* 4773* 4774* 4775* 4776* 4777*
Sizes, mL
600
160
100
Maximum Pressure (MAWP)
3000 psi (200 bar)
Maximum Temperature
with FKM O-Ring
225 °C
with PTFE - Flat Gasket
350 °C
Heater
Model / Wattage / Style
A2230HC3 / 780 / Mantle
A2235HC / 500 / Clamp-on
A2235HC / 500 / Clamp-on
High Temperature Vessels
Model Number
4764HT* 4765HT* 4768HT*
NA
NA
Sizes, mL
300
NA
NA
Maximum Pressure (MAWP)
2000 psi (137 bar)
NA
NA
Maximum Temperature
with Grafoil Gasket
500 °C
NA
NA
Heater (Ceramic Fiber)
Model / Wattage
4963 / 1100
NA
NA
Common to these General Purpose and High Temperature Models
Closure
Split-Ring (6 Cap Screws)
Head Style
Opening
1/8" NPT
w/plug “A” Socket
VGR &
Thermowell
1/8" NPT
w/plug
“A” Socket
VGR &
Thermowell
1/8" NPT
w/plug “A” Socket
VGR &
Thermowell
Thermowell
No
No
Yes
No
No
Yes
No
No
Yes
Vessel Style
Moveable, or Fixed Head on Bench Top
Maximum Head Openings
5
Recommended Fittings
Valve, Gage, and Rupture Disc (VGR), Thermocouple
Vessel Dimensions
Inside Diameter, inches
2.5
Inside Depth, inches
8.0
2.0
2.0
Weight of Vessel, pounds
11
7
2.0
* Add the following suffixes to these model numbers to specify vessels with the described features:
No suffix: Moveable Head
Q: Add the suffix Q to specify vessels with an O-Ring seal and a split ring pair without cap screws (Not available on HT Vessels)
FH: Add the suffix FH to specify a Fixed Head design.
Cross Section 4760Q
Model 4766, VGR with
PTFE Flat Gasket and
optional second valve.
6
Model 4768Q, with
VGR, Thermocouple,
O-ring seal, and optional
second valve.
