4730-01-222-0437 PACKING NUT Index 4730-01-222-0439 BUSHING,PIPE

National Stock Number:
4730-01-222-0438

Federal Supply Class:
4730

National Item Identification Number:
012220438

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:
438453880064NAVAL SHIP SYSTEMS COMMAND
803-4384538 SH 16 PIECE 780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
CASEHARDENING INDICATORNOT CASEHARDENED
HOLE DIAMETER0.578 INCHES NOMINAL
HOLE OR SLOT QUANTITY6
MAJOR UNTHREADED OUTSIDE DIAMETER7.500 INCHES NOMINAL
OVERALL LENGTH3.047 INCHES NOMINAL
MATERIALSTEEL
SCREW THREAD LOCATIONEXTERNAL
SCREW THREAD SERIES DESIGNATORUN
SEAT ANGLE IN DEG45.0
SMALLEST INSIDE DIAMETER3.778 INCHES NOMINAL
STYLE DESIGNATORROUND, EXTERNAL THREAD, INVERTED FLARE
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.797 INCHES NOMINAL
THREAD PITCH DIAMETERS+5.6993 TO 5.8376 INCHES
THREAD SIZE6-4


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