5305-00-728-1024 SCREW,MACHINE Index 5305-00-728-1027 SCREW,CLOSE TOLERANCE

National Stock Number:
4820-00-728-1025

Federal Supply Class:
4820

National Item Identification Number:
007281025

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:
0MP2193-333068TRIUMPH ACTUATION SYSTEMS - CONNECTICUT, LLC
128SCH145-326512NORTHROP GRUMMAN SYSTEMS CORPORATION
EA1527-372139HUCK INTERNATIONAL, INC.
128SCH145-379RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
BONNET ATTACHMENT METHODINTEGRAL
BONNET TYPEINSIDE SPRING
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
NOMINAL THREAD SIZE0.437 INCHES ALL ENDS
OPENING PRESSURE SETTING3330.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3B ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
THREAD QUANTITY PER INCH20 ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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