4820-01-495-5316, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-495-5316

Federal Supply Class:
4820

National Item Identification Number:
014955316

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:

MS35670	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS35670-5A	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

CONNECTION STYLE	PLAIN (PIPE) FIRST END
CONNECTION TYPE	THREADED CARTRIDGE FIRST END
FLOW CONTROL DEVICE	POPPET
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL	STEEL OVERALL
NOMINAL THREAD SIZE	0.125 INCHES FIRST END
OPENING PRESSURE SETTING	45.0 POUNDS PER SQUARE INCH
OPERATING PRESSURE	80.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCY	VALVE, SAFETY RELIEF
SPECIAL FEATURES	PLUNGER-TYPE RELIEF VALVE. USE SCREW-THREAD STANDARDS FOR FEDERAL SERVICES, HANDBOOK H28 FOR 0.125-PTF-SPL SHORT THREADS. OVERALL LENGTH IN CLOSED POSITION IS 0.53IN.
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	STRAIGHT THRU
SURFACE TREATMENT	CADMIUM OR ZINC LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTION	RIGHT-HAND FIRST END
THREAD SERIES DESIGNATOR	PTF-SPL SHORT FIRST END

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