VALVE,SAFETY RELIEF

4820FSC

00NCB code

521-9379Item number

NIIN 00-521-9379

Identification

DISK LOADING METHOD	SPRING
THREAD DIRECTION	FIRST END RIGHT-HAND
THREAD DIRECTION	SECOND END RIGHT-HAND
FLOW CONTROL DEVICE	DISK
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	INTEGRAL
OPERATING PRESSURE	SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 250.0
OPENING PRESSURE SETTING	POUNDS PER SQUARE INCH 15.0
SPECIAL FEATURES	THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET
MATERIAL	OVERALL COPPER ALLOY
MEDIA FOR WHICH DESIGNED	FIRST RESPONSE AIR
MEDIA FOR WHICH DESIGNED	SECOND RESPONSE GAS, INERT
VALVE DISCHARGE FLOW RATE	POUNDS PER HOUR 459.0
MAXIMUM OPERATING TEMP	FIRST RESPONSE FAHRENHEIT 300.0
MAXIMUM OPERATING TEMP	SECOND RESPONSE FAHRENHEIT 300.0
MAXIMUM OPERATING TEMP	THIRD RESPONSE FAHRENHEIT 406.0
CONNECTION STYLE
VALVE OPERATION METHOD	AUTOMATIC
CONNECTION TYPE	FIRST END THREADED INTERNAL PIPE
CONNECTION TYPE	SECOND END THREADED EXTERNAL PIPE
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE
NOMINAL THREAD SIZE	FIRST END INCHES 1.000
NOMINAL THREAD SIZE	SECOND END INCHES 1.000
STYLE DESIGNATOR
THREAD SERIES DESIGNATOR	FIRST END NPT
THREAD SERIES DESIGNATOR	SECOND END NPT
MEDIA FOR WHICH DESIGNED	THIRD RESPONSE STEAM

PICA SICA: P
Unpackaged weight: 0.0000
Unpackaged width: 0.000
Unpackaged length: 0.000
Unpackaged height: 0.000
TOS: B
Intermediate container qty: AAA
Quantity set by MIL-STD-2073-1E B.5: up to 100 unit packs, a maximum net load of 40 pounds, and a maximum of 1.5...
Method of preservation: ZZ
Special requirements apply that are not represented by the code symbols; details are provided with the acquisition...
Clng drying: 1
Any suitable process that is not injurious to the item.
Pres mat: ZZ
Special requirement – See specific instructions or drawings provided
Wrap mat: ZZ
Special requirements – see specific instructions or drawings provided
Cush dun: ZZ
Special requirements.
THK: C
3/4 inch thick
Unit cont: ZZ
Special requirement – See specific instructions or drawings provided.
PKG data source: P

PICA SICA: P
SPC MKG: 00
No special marking
Inter cont: E5
ASTM D5118/D5118M, fiberboard box.
Lvl A: Q
Packing shall be accomplished in accordance with table C.II for the packing level specified.
Lvl b: Q
Packing shall be accomplished in accordance with table C-II for the packing level specified.
Unit pack weight: 0.0000
UP SZ MAXB: 0.00000
UP SZ MAXL: 0.00000
UP SZ MAXH: 0.00000
Unit pack cube: 0.0000
OPI: O
Options can be exercised as to specific method of preservation or DoD approved packaging materials to be used.
Supplemental instructions: "PRESERVATION AND PACKAGIN

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