parr 4520, Operating Instructions Manual, Page: 22 / 32

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4520 Bench Top Reactors
Parr Instrument Company
Part No. Description Code
EXTERNAL FITTINGS
94CAAD Plug, 1/4" NPTM
A122VB Needle Valve, 1/8" NPTM (Gas Sample)
A146VB Needle Valve, angled 1/8" NPTM (Gas
Release/Inlet)
208HC10 Valve adapter, two 1/8" NPTF
208HC15 Gage adapter, angled, two 1/4" NPTF
234HC Compression Ring
209HC4 Bushing
260HC2 Valve extension, 1/8" NPT (Gas Release)
288VBAD Male Connector, 3/8 T-1/4" NPTM
396HC3 Stirrer Plug (LD)
35HC Compression Nut, for plug (LD)
420HC Adapter, 1/8" NPTF to A socket (Gas Inlet)
A472E2 Thermocouple, 1000 mL
A472E6 Thermocouple, 2000 mL
A888HC2 Safety Rupture Disc assembly without disc
(see 231M)
A2685HC Cooling Sleeve assembly (LD)
A740HC Cooling Sleeve assembly (HD)
A1120HC6 Magnetic Drive assembly (LD)
A1180HC4 Magnetic Drive assembly (HD)
663HC Olive, drive seal (HD)
664HC Nut, Gland, drive seal (HD)
Part No. Description Code
SPLIT RINGS AND ACCESSORIES
A232HC Split ring pair with cap screws RVFG
A2255HC3 Split ring pair with cap screws,
latches FHFG
232HCFDE Cap screw, for A232HC and A2255HC3
2245HC Split ring, pair RVOS
A2243HC Split ring, pair, with latches FHOS
A233HC Drop band with screw RV
GAGES
56HCPC Pressure gage, 4-1/2", 0-600 psi
56HCPD Pressure gage, 4-1/2", 0-1000 psi
56HCPF Pressure gage, 4-1/2", 0-2000 psi