4730-00-278-5024 CROSS,BOSS Index 4730-00-278-5027 CROSS,BOSS

National Stock Number:
4730-00-278-5025

Federal Supply Class:
4730

National Item Identification Number:
002785025

Description:
CROSS,BOSS

Detail:
A FITTING HAVING FOUR BRANCHES IN THE SAME PLANE WHOSE AXES FORM RIGHT ANGLES. THE BOSS CONNECTIONS FOR ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE, HAVE INTERNAL OR EXTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE INLET(S). EXCLUDES CROSS, TUBE.


Manufacturer Information:
816867918876U S ARMY AVIATION AND MISSILE COMMAND
AN925-688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AS48750U583SAE INTERNATIONAL
AS51930U583SAE INTERNATIONAL
AS487581343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AN937-688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AS5193-060U583SAE INTERNATIONAL
SAE-AS48750U583SAE INTERNATIONAL
AS519381343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS5193-0681343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MIL-F-550981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
LEG LENGTH0.802 INCHES MINIMUM AND 0.820 INCHES MAXIMUM ALL ENDS
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALSTEEL COMP 1137 OR STEEL COMP 1141 OVERALL
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP225.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS FIRST RESPONSE
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
SPECIFICATION/STANDARD DATA88044-AN937 GOVERNMENT STANDARD AND 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,ORTY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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