4820-01-228-5533, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-228-5533

Federal Supply Class:
4820

National Item Identification Number:
012285533

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Manufacturer Information:

B-533T-2PP-L-22	91816	CIRCOR AEROSPACE, INC.
B5333T-2PP-L-2200	91816	CIRCOR AEROSPACE, INC.

Techincal Specification:

CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHOD	SPRING
FLOW CONTROL DEVICE	POPPET
OPERATING PRESSURE	3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL	PLASTIC POLYCHLOROTRIFLUOROETHYLENE FLOW CONTROL DEVICE
MATERIAL	RUBBER CHLOROPRENE CLASS CR PACKING
MATERIAL	STEEL CORROSION RESISTING BODY
MATERIAL	STEEL CORROSION RESISTING SEAT
MATERIAL	STEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP	-20.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP	250.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNED	GAS, NATURAL SINGLE RESPONSE
NOMINAL THREAD SIZE	0.250 INCHES ALL ENDS
OPENING PRESSURE SETTING	2200.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES	LOCKWIRE
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD DIRECTION	RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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