4820-01-015-5238, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-015-5238

Federal Supply Class:
4820

National Item Identification Number:
010155238

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:

S665-4-3-8SS2	86768	TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
S665-4-3/8SS2	09990	PARKER-HANNIFIN CORPORATION

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
OPENING PRESSURE SETTING	200.0 POUNDS PER SQUARE INCH
MATERIAL DOCUMENT AND CLASSIFICATION	FED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	FED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MATERIAL	STEEL COMP 303 BODY
MATERIAL	STEEL COMP 303 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE	3600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	225.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	AIR SINGLE RESPONSE
NOMINAL THREAD SIZE	0.375 INCHES ALL ENDS
VALVE OPERATION METHOD	AUTOMATIC
SURFACE TREATMENT	PASSIVATE
THREAD DIRECTION	RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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