4820-01-218-8352, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-218-8352

Federal Supply Class:
4820

National Item Identification Number:
012188352

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:

MIL-V-8813	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS28893-C8-2015	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS28893C8-2015	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

ADJUSTABLE PRESSURE RANGE	+1400.0 TO 2300.0 POUNDS PER SQUARE INCH
CONNECTION TYPE	THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE	GASKET SEAL(BOSS) ALL ENDS
DISK LOADING METHOD	SPRING
FLOW CONTROL DEVICE	POPPET
MAXIMUM OPERATING PRESSURE	2300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS
OPENING PRESSURE SETTING	2015.0 POUNDS PER SQUARE INCH
SPECIFICATION/STANDARD DATA	96906-MS28893 GOVERNMENT STANDARD
STYLE DESIGNATOR	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD CLASS	3B ALL ENDS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR	UNF ALL ENDS
VALVE DISCHARGE FLOW RATE	12.0 GALLONS PER MINUTE
VALVE OPERATION METHOD	AUTOMATIC

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