4140-00-720-4229 FAN,CIRCULATING Index 4710-00-720-4233 TUBE,METALLIC

National Stock Number:
4730-00-720-4231

Federal Supply Class:
4730

National Item Identification Number:
007204231

Description:
ELBOW,TUBE TO BOSS

Detail:
A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.


Manufacturer Information:
S6110-2610706581ALLAN AIRCRAFT SUPPLY CO., LLC
S6110-2610754878ROTAIR AEROSPACE CORP
S6110-2610778286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END BULKHEAD
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION STYLEDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END BULKHEAD
CONNECTION STYLEFLARED (TUBE) FIRST END
FLOW ANGLE90.0 DEGREES
LEG LENGTH1.062 INCHES NOMINAL SECOND END
LEG LENGTH1.062 INCHES MINIMUM AND 1.125 INCHES MAXIMUM FIRST END
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES FIRST END
NOMINAL THREAD SIZE0.562 INCHES SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A FIRST END
THREAD CLASS3A SECOND END
THREAD SERIES DESIGNATORUNF FIRST END
THREAD SERIES DESIGNATORUNF SECOND END


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