VALVE,SAFETY RELIEF

4820FSC

01NCB code

127-6671Item number

NIIN 01-127-6671

Identification

THREAD CLASS	3A
THREAD CLASS	3B
THREAD DIRECTION	SECOND END RIGHT-HAND
THREAD DIRECTION	FIRST END RIGHT-HAND
FLOW CONTROL DEVICE	POPPET
BONNET TYPE	INSIDE SPRING
BONNET ATTACHMENT METHOD	INTEGRAL
DISK LOADING METHOD	SPRING
MAXIMUM OPERATING TEMP	SINGLE RESPONSE FAHRENHEIT 450.0
CONNECTION STYLE
VALVE OPERATION METHOD	AUTOMATIC
CONNECTION TYPE	SECOND END THREADED INTERNAL BOSS
CONNECTION TYPE	FIRST END THREADED EXTERNAL TUBE
NOMINAL THREAD SIZE	FIRST END INCHES 0.562
NOMINAL THREAD SIZE	SECOND END INCHES 0.562
OPERATING PRESSURE	SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 2500.0
SEAT ANGLE	FIRST END DEGREES 37.0
OPENING PRESSURE SETTING	POUNDS PER SQUARE INCH 200.0
MATERIAL	OVERALL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATION	OVERALL ASSN STD SINGLE MATERIAL RESPONSE AISI 303
MEDIA FOR WHICH DESIGNED	SINGLE RESPONSE GAS, INERT
STYLE DESIGNATOR
THREAD SERIES DESIGNATOR	SECOND END UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD SERIES DESIGNATOR	FIRST END UNF

PICA SICA: P
Unpackaged weight: 0.0000
Unpackaged width: 0.000
Unpackaged length: 0.000
Unpackaged height: 0.000
Intermediate container qty: YYY
Method of preservation: 20
Preservative coating
Clng drying: 1
Any suitable process that is not injurious to the item.
Pres mat: XX
Wrap mat: XX
Cush dun: XX
THK: X
Unit cont: 10
Any suitable container included in this table may be used (see J.4.9.1).
PKG data source: A

PICA SICA: P
Inter cont: XX
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.

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