4820-01-129-5142 VALVE,GATE Index 4820-01-129-5144 VALVE,CHECK

National Stock Number:
4820-01-129-5143

Federal Supply Class:
4820

National Item Identification Number:
011295143

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:
10124598A486GNIMIKKEISTOKESKUS NCB FINLAND
P207-52691816CIRCOR AEROSPACE, INC.
ST7M477-10PXV4THE BOEING COMPANY
ZCV8862701ZEVCO INC
ST7M47776301THE BOEING COMPANY
ST7M477-176301THE BOEING COMPANY
ZCV8891816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEFLARED (TUBE) 2ND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 2ND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.875 INCHES 1ST END
SEAT ANGLE37.0 DEGREES 1ST END
SEAT ANGLE37.0 DEGREES 2ND END
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD CLASS3A 1ST END
THREAD CLASS3A 2ND END
THREAD SERIES DESIGNATORUNJ 1ST END
THREAD SERIES DESIGNATORUNJ 2ND END
THREAD QUANTITY PER INCH14 1ST END
THREAD QUANTITY PER INCH16 2ND END
VALVE OPERATION METHODAUTOMATIC


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