4320-00-768-6345 PUMP,AXIAL PISTONS Index 1650-00-768-6354 PILOT VALVE AND BUSHING SUBASSEM

National Stock Number:
4820-00-768-6349

Federal Supply Class:
4820

National Item Identification Number:
007686349

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:
1030-2094874DROITCOUR CO
1030-2098897LOCKHEED MARTIN CORP
1030-20-158094874DROITCOUR CO
4820PL08168659009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
69586298897LOCKHEED MARTIN CORP
695862-198897LOCKHEED MARTIN CORP


Techincal Specification:
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPISTON
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL STEM
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING PRESSURE1760.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP160.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
MOUNTING FACILITYTHREADED FASTENER
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
OPENING PRESSURE SETTING1580.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORANGLE W/OFFSET
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
VALVE DISCHARGE FLOW RATE3.5 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC


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