4730-00-142-2154 UNION,TUBE Index 4730-00-142-2157 PLUG,PIPE

National Stock Number:
4730-00-142-2155

Federal Supply Class:
4730

National Item Identification Number:
001422155

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:
1276-04-203A0199FINMECCANICA SPA
3110008001JKEMBRAER S.A. DBA EMBRAER
3110008FB459EMBRAER AVIATION INTERNATIONAL
3110008S4956EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA
4730PL06935149009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
AS21902D40U583SAE INTERNATIONAL
AS21902D481343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS21902D4U9259FEL AVIONICS LIMITED
MIL-F-1828081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21902-4D96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21902D400624EATON AEROQUIP LLC
MS21902D403647GLOBE AEROSPACE INC
MS21902D40U583SAE INTERNATIONAL
MS21902D414397FABER ENTERPRISES, INC.
MS21902D414798DESIGNED METAL CONNECTIONS INC
MS21902D450948PARKER HANNIFIN CORP STRATOFLEX DIV AIRCRAFT FITTINGS OPN
MS21902D452930NELSON AERO SPACE, INC.
MS21902D496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 OR T851 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-A-225/4T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL OR ALUMINUM ALLOY 2014 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAERONAUTICAL FLUID 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDFLUID 1ST RESPONSE
NOMINAL OVERALL LENGTH1.062 INCHES
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
SPECIAL FEATURESGRUMMAN AEROSPACE A-10 AIRCRAFT
SPECIFICATION/STANDARD DATA81343-AS21902D4 GOVERNMENT SPECIFICATION
STYLE DESIGNATORFLARELESS W/ CENTER WRENCHING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 1 OR TY 2,ANODIZED BROWN MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS


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