4730-00-203-7490 UNION,TUBE Index 4730-00-203-7494 REDUCER,BOSS

National Stock Number:
4730-00-203-7491

Federal Supply Class:
4730

National Item Identification Number:
002037491

Description:
NIPPLE,BOSS

Detail:
A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.


Manufacturer Information:
45229-3621439CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC
45229-36D2638EME ELEKTRO-METALL EXPORT GMBH
4730002037491A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
4730002037491SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
MILF1828081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21902-696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A576-67T ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1137 OR STEEL COMP 1141 OVERALL
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
NOMINAL OVERALL LENGTH1.188 INCHES
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
SPECIAL FEATURESGRUMMAN AEROSPACE CORP A10 AIRCRAFT
SPECIFICATION/STANDARD DATA96906-MS21902 GOVERNMENT STANDARD
STYLE DESIGNATORFLARELESS W/ CENTER WRENCHING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS


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