4820-01-030-4940 VALVE,GLOBE Index 4820-01-030-4942 VALVE,CHECK

National Stock Number:
4820-01-030-4941

Federal Supply Class:
4820

National Item Identification Number:
010304941

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:
2C976499240CRISSAIR INC


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 BODY
STEEL COMP 440C FLOW CONTROL DEVICE
STEEL COMP 440C SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-S-763,CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE SEAT
SURFACE TREATMENTANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-65.0 DEG FAHRENHEIT 1ST RESPONSE
160.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLEFLARELESS 1ST END
SEAT ANGLE12.0 DEGREES 1ST END
THREAD SERIES DESIGNATORUNJF 1ST END
UNJF 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD CLASS3A 1ST END
3A 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING


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