4820-00-528-2852 VALVE,SAFETY RELIEF Index 5330-00-528-2858 RETAINER,PACKING

National Stock Number:
4820-00-528-2854

Federal Supply Class:
4820

National Item Identification Number:
005282854

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:
10-2251-181205THE BOEING COMPANY
10-2251-182918THE BOEING COMPANY
6PV100-182829ALLEN AIRCRAFT PRODUCTS INC


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE8.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALALUMINUM ALLOY 2017 BODY
MATERIALALUMINUM ALLOY 2017 SEAT
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE
THREAD CLASS3A FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORUNF FIRST END
THREAD QUANTITY PER INCH18 FIRST END


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