4730-01-128-4178 COUPLING,PIPE Index 4720-01-128-4180 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
4730-01-128-4179

Federal Supply Class:
4730

National Item Identification Number:
011284179

Description:
TEE,BOSS

Detail:
A FITTING HAVING THREE CONNECTIONS WITH THE BRANCH CONNECTION FIXED AT 90 DEGREES (1.5705 RADIANS) TO THE RUN. THE CONNECTIONS HAVE EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE, TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE INLET(S). IT IS USED AS A JUNCTION AT THE INTERSECTION OF A BOSS OR BOSS FITTING ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES TEE, TUBE.


Manufacturer Information:
10108623A486GNIMIKKEISTOKESKUS NCB FINLAND
7M48476301THE BOEING COMPANY
7M484-10PXV4THE BOEING COMPANY
7M484-11V662KMI, INC
7M484-128444BR MACHINE PARTS INC
7M484-159680B. & E. MANUFACTURING CO., INC.
7M484-166945SOBOT TOOL & MFG CO INC
7M484-176301THE BOEING COMPANY
7M484-198062CONOVER CO INC THE


Techincal Specification:
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS THIRD END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
LEG LENGTH0.760 INCHES NOMINAL FIRST END
LEG LENGTH0.900 INCHES NOMINAL THIRD END
LEG LENGTH0.920 INCHES NOMINAL SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 6061 OVERALL
NOMINAL THREAD SIZE0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END
NOMINAL THREAD SIZE0.375 INCHES THIRD END
SPECIAL FEATURESFOR USE W/DETONATING CORD; 2 HOLES 0.201 IN. DIA 0.750 IN. C TO C 3RD END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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