
General Purpose Pressure Vessels
w w w . p a r r i n s t . c o m
31
Series 4680
Model
Size
Head Style
4680
1000 mL
One opening, TBD
4681
1000 mL
VGR, thermowell
4682
1800 mL
One opening, TBD
4683
1800 mL
VGR, thermowell
Working Limits
Maximum Working Pressure (T316SS)
6000 psi (414 bar) @ 350 °C
5000 psi (345 bar) @ 500 °C
4000 psi (276 bar) @ 600 °C
Maximum Working Temperature
with PTFE 350 °C
with Flexible Graphite 600 °C
Recommended Bolt Torque:
PTFE Gasket
2100 PSI
25 ft - lbs
PTFE or
Flexible Graphite
4000-6000 PSI
40 ft - lbs
Part No.
Description Flat Gasket Seal
1807HC11
Head, VGR, thermowell
1807HC4
Head, “B” Socket, thermowell
1806HC
Cylinder, 1000 mL, 6.24" deep
1806HC3
Cylinder, 1800 mL, 10.62" deep
1808HCHA
Gasket, PTFE (3-3/4” ID)
1808HCKL
Gasket, Flexible Graphite (3-3/4” ID)
1314HC
Compression Ring
A1316HC
Split ring, pair, w/ compression bolts
1278HC6F
Compression bolts for above (12 req.)
48HC
Thermowell gasket, silver
48HCCN
Thermowell gasket, nickel
48HCFG
Thermowell gasket, gold plated
265HC6
Thermowell, 5.75" deep
265HC8
Thermowell, 10.19" deep
36HC5
Handles
1368HC
Torque Wrench
1369HC
Torque Adapter
A472E2
Thermocouple, 9-1/2”, SS
A472E6
Thermocouple, 15-1/2”, SS
2586HC
Head/Cylinder Service Fixture
1441HC
Pyrex Liner, 1000 mL
1442HC
Pyrex Liner, 1800 mL
1441HCHA
PTFE Liner, 1000 mL
1442HCHA
PTFE Liner, 1800 mL
Note:
For special material vessels add material code
for head, cylinder and/or internal fittings per page 12.
491HCAD NIPPLE
(OPTIONAL)
208HC17 ADAPTER, ANGLED
56HC SERIES PRESSURE GAGE
A176VB STRAIGHT VALVE
491HCAD NIPPLE
208HC13 ADAPTER, VALVE
1446HC ADAPTER
A176VB STRAIGHT VALVE
209HC4 BUSHING
A176VB STRAIGHT VALVE
94CA PLUG, HEX HEAD
291HC2 NUT
257HC24 INLET TUBE, 1L
(OPTIONAL)
257HC5 INLET TUBE, 1.8L
154VB2 ELBOW, 45 DEGREE
1806HC CYLINDER, 1L
1806HC3 CLYINDER, 1.8L
A472E3 THERMOCOUPLE, 1L
A472E6 THERMOCOUPLE, 1.8L
2X 36HC5 HANDLE, HP/HT CYL
48HC SERIES GASKET
NOT SHOWN:
265HC6 THERMOWELL, 1L
265HC8 THERMOWELL, 1.8L
A1316HC SPLIT RING ASSY
1314HC COMPRESSION RING
1808HCKL GASKET GRAFOIL
1807HC11 HEAD
A888HC2 R/D HOLDER ASSY
562HC/581 SERIES R/D
366VBA_ HEX COUPLING
288VBAD MALE CONNECTOR