4820-01-302-6638 VALVE,GLOBE Index 4820-01-302-6640 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-302-6639

Federal Supply Class:
4820

National Item Identification Number:
013026639

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:
4C286699240CRISSAIR INC
4C2866-199240CRISSAIR INC
AA-B130-1D32A18350PALL AEROPOWER CORPORATION


Techincal Specification:
DISK LOADING METHODSPRING
CONNECTION TYPETHREADED EXTERNAL BOSS 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END
CONNECTION STYLEFLARELESS 2ND END
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALSTEEL COMP 440C FLOW CONTROL DEVICE
MATERIALSTEEL COMP 630 BODY
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.438 INCHES 1ST END
NOMINAL THREAD SIZE0.562 INCHES 2ND END
SEAT ANGLE12.5 DEGREES 2ND END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTPASSIVATE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS


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