3120-01-197-6853 BUSHING,SLEEVE Index 4820-01-197-6855 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-197-6854

Federal Supply Class:
4820

National Item Identification Number:
011976854

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:
300000-127045SABRE INDUSTRIES INC
300000-180477ADAMS RITE AEROSPACE, INC


Techincal Specification:
CONNECTION STYLEFLARELESS ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MOUNTING POSITIONHORIZONTAL
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
MAXIMUM OPERATING TEMP165.0 DEG FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP165.0 DEG FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE40.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE40.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDNITROGEN, GASEOUS 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
SEAT ANGLE12.0 DEGREES ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SPECIAL FEATURES
SPECIAL FEATURESSECOND END IS A BULKHEAD
THREAD QUANTITY PER INCH16 1ST END
THREAD QUANTITY PER INCH3A ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3A 1ST END


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