4720-00-406-6964 HOSE ASSEMBLY,NONMETALLIC Index 4720-00-406-6967 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4820-00-406-6966

Federal Supply Class:
4820

National Item Identification Number:
004066966

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:
212-076-131-197499BELL TEXTRON INC
2700-4170236TACTAIR FLUID CONTROLS INC
2700-4199215KAISER FLUID TECHNOLOGIES INC.
2700-4199473HAWKER PACIFIC AEROSPACE LANDING GEAR AND COMPONENTS MFG AND REPAIR


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+85.0 TO 115.0 POUNDS PER SQUARE INCH+85.0 TO 115.0 POUNDS PER SQUARE INCH
CONNECTION STYLEFLARED (TUBE) FIRST ENDFLARED (TUBE) FIRST END
CONNECTION STYLEFLARELESS (TUBE) SECOND ENDFLARELESS (TUBE) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
DISK LOADING METHODSPRINGSPRING
FLOW CONTROL DEVICEPOPPETPOPPET
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5630 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5630 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICEQQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE SEATQQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 2024 SEATALUMINUM ALLOY 2024 BODY
MATERIALSTEEL COMP 440C FLOW CONTROL DEVICE
MATERIALSTEEL COMP 440C FLOW CONTROL DEVICEALUMINUM ALLOY 2024 SEAT
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE275.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
NOMINAL THREAD SIZE0.437 INCHES FIRST END0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.548 INCHES SECOND END0.548 INCHES SECOND END
OPENING PRESSURE SETTING100.0 POUNDS PER SQUARE INCH
SEAT ANGLE12.0 DEGREES SECOND END
SEAT ANGLE12.0 DEGREES SECOND END37.0 DEGREES FIRST END
VALVE OPERATION METHODAUTOMATICAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
SURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
THREAD CLASS3A ALL ENDS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) SECOND ENDUNF FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END


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