4730-01-343-3479 PACKING NUT Index 4730-01-343-3481 PACKING NUT

National Stock Number:
4730-01-343-3480

Federal Supply Class:
4730

National Item Identification Number:
013433480

Description:
PACKING NUT

Detail:
AN ITEM HAVING INTERNAL AND/OR EXTERNAL MACHINE THREAD(S) (THREADS OTHER THAN PIPE OR HOSE SERIES), SPECIFICALLY DESIGNED TO RETAIN, BY MEANS OR GROOVE(S), SHOULDER(S), AND THE LIKE, PACKING AND/OR A PACKING GLAND WITHIN A STUFFING BOX. SEE ALSO BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; AND NUT, TUBE COUPLING. EXCLUDES PACKING NUT, STUFFING TUBE; AND USE WITH ELECTRICAL CABLE, AND LOCKNUT, PIPE.


Manufacturer Information:
1259199419200US ARMY ARDEC RDECOM


Techincal Specification:
CASEHARDENING INDICATORNOT CASEHARDENED
OVERALL LENGTH1.646 INCHES NOMINAL
MATERIALSTEEL
SCREW THREAD LOCATIONEXTERNAL
SCREW THREAD SERIES DESIGNATORUN
SMALLEST INSIDE DIAMETER3.750 INCHES NOMINAL
STYLE DESIGNATORIRREGULAR
WIDTH ACROSS FLATS5.520 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.674 INCHES NOMINAL
THREAD SIZE4 3/4-12


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