4820-01-090-4890 VALVE,CHECK Index 4820-01-090-4892 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-090-4891

Federal Supply Class:
4820

National Item Identification Number:
010904891

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
232A-8TT91816CIRCOR AEROSPACE, INC.
232A-8TT-0.5-2.591816CIRCOR AEROSPACE, INC.


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 BODY
STEEL COMP 303 FLOW CONTROL DEVICE
PLASTIC SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP400.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
SEAT ANGLE37.0 DEGREES 1ST END
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL


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