4820-00-202-5535 VALVE,SAFETY RELIEF Index 2915-00-202-5540 FILTER ELEMENT,FLUID

National Stock Number:
4820-00-202-5538

Federal Supply Class:
4820

National Item Identification Number:
002025538

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:
239421099221TAVCO, INC.
25-72002-176301THE BOEING COMPANY
30F7393526512NORTHROP GRUMMAN SYSTEMS CORPORATION
HPC15610070236TACTAIR FLUID CONTROLS INC
HPC15610084685TELEDYNE HYDRA-POWER DIV OF TELEDYNE INC
MC1603-345076050EATON AEROSPACE LLC M C AEROSPACE DIV DBA STERER ENGINEERING
MC1613-345076050EATON AEROSPACE LLC M C AEROSPACE DIV DBA STERER ENGINEERING
MC1613-350076050EATON AEROSPACE LLC M C AEROSPACE DIV DBA STERER ENGINEERING


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
MATERIALALUMINUM ALLOY BODY
MATERIALALUMINUM ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE3800.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MOUNTING FACILITYTHREADED FASTENER
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL THREAD SIZE0.437 INCHES 1ST END
OPENING PRESSURE SETTING3450.0 POUNDS PER SQUARE INCH
SEAT ANGLE37.0 DEGREES 1ST END
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD QUANTITY PER INCH20 1ST END
THREAD SERIES DESIGNATORUNF 1ST END
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE3000.0 POUNDS PER HOUR


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