4820-01-053-2841 VALVE,REGULATING,FLUID PRESSURE Index 2835-01-053-2844 FITTING ASSEMBLY

National Stock Number:
4820-01-053-2842

Federal Supply Class:
4820

National Item Identification Number:
010532842

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:
4820PL06553539009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
C9548-181755LOCKHEED MARTIN CORPORATION
K1120-4-755469ESSEX INDUSTRIES, INC.


Techincal Specification:
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN BEVELED (PIPE) SECOND END
CONNECTION TYPEUNTHREADED EXTERNAL PIPE SECOND END
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X BODY
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
NOMINAL THREAD SIZE0.438 INCHES FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTPASSIVATE
THREAD CLASS3B FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END


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