2840-00-940-8738 COVER ASSEMBLY,OIL Index 2840-00-940-8745 FITTING,OIL TRANSFE

National Stock Number:
4730-00-940-8741

Federal Supply Class:
4730

National Item Identification Number:
009408741

Description:
ADAPTER,STRAIGHT,FLANGE TO TUBE

Detail:
AN ADAPTER HAVING A FLANGE CONNECTION ON ONE END DESIGNED TO CONNECT WITH ANOTHER FLANGE CONNECTION OR A COMPRESSION TYPE MOUNTING PAD. THE OTHER 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. IT IS DESIGNED TO JOIN A FLANGE OR FLANGE FITTING TO A TUBE OR TUBE FITTING IN A STRAIGHT LINE.


Manufacturer Information:
684623763005ROLLS-ROYCE CORPORATION
684623773342ALLISON TRANSMISSION INC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER1.270 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.221 INCHES SECOND END
BOLT HOLE QUANTITY2 SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
FLANGE FACE DESIGNPLAIN SECOND END
FLANGE SHAPEOVAL WITH HOLES SECOND END
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL LENGTH1.710 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.312 INCHES FIRST END
NOMINAL OVERALL LENGTH1.220 INCHES
NOMINAL THICKNESS0.220 INCHES SECOND END
NOMINAL THREAD SIZE0.500 INCHES FIRST END
NOMINAL WIDTH0.820 INCHES SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A FIRST END
THREAD SERIES DESIGNATORUNF FIRST END


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