4820-00-812-6231, VALVE,SAFETY RELIEF

National Stock Number:
4820-00-812-6231

Federal Supply Class:
4820

National Item Identification Number:
008126231

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:

5120A4TB975	91816	CIRCOR AEROSPACE, INC.
9018467	18876	U S ARMY AVIATION AND MISSILE COMMAND

Techincal Specification:

DISK LOADING METHOD	SPRING
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICE	POPPET
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL	ALUMINUM ALLOY 2024 AND PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MATERIAL	ALUMINUM ALLOY 2024 SEAT
OPENING PRESSURE SETTING	975.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES	MEDIA FOR PRESSURE/TEMP IS CHEMICALLY INERT FLUIDS
SURFACE TREATMENT	ANODIZE PLATE
THREAD SERIES DESIGNATOR	UNF FIRST END
VALVE OPERATION METHOD	AUTOMATIC

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