3020-00-319-2644 GEAR,SPUR Index 3020-00-319-2660 GEAR,SPUR

National Stock Number:
4730-00-319-2656

Federal Supply Class:
4730

National Item Identification Number:
003192656

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:
673707924617GENERAL MOTORS CORP
673707963005ROLLS-ROYCE CORPORATION
673707973342ALLISON TRANSMISSION INC


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE INLET
CONNECTION STYLEDOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEFLARED (TUBE) INLET
FLOW ANGLE90.0 DEGREES
INLET LOCATIONRIGHT-HAND SIDE SINGLE INLET
LEG LENGTH1.509 INCHES MINIMUM AND 1.609 INCHES MAXIMUM 2ND END
LEG LENGTH0.938 INCHES MINIMUM AND 0.969 INCHES MAXIMUM 1ST END
LEG LENGTH1.094 INCHES NOMINAL INLET
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES INLET
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.500 INCHES 2ND END BULKHEAD
NOMINAL THREAD SIZE0.562 INCHES INLET
NOMINAL THREAD SIZE0.750 INCHES 1ST END
SEAT ANGLE37.0 DEGREES INLET
SEAT ANGLE37.0 DEGREES 1ST END
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A ALL ENDS
THREAD CLASS3A 2ND END BULKHEAD
THREAD SERIES DESIGNATORUNF 2ND END BULKHEAD
THREAD SERIES DESIGNATORUNF ALL ENDS


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