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National Stock Number:
4730-01-140-8912
Federal Supply Class:
4730
National Item Identification Number:
011408912
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.
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Manufacturer Information:
| 32-53-7856 | 96169 | ELECTRIC BOAT CORPORATION | | 4674140-0005 | 96169 | ELECTRIC BOAT CORPORATION | | 515-4674140 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 515-4674140 ITEM 5 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87552-2607 | 96169 | ELECTRIC BOAT CORPORATION | | 87552-2607 ITEM 5 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| CASEHARDENING INDICATOR | CASEHARDENED | | LENGTH TO SHOULDER | 1.000 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 3.500 INCHES NOMINAL | | OVERALL LENGTH | 1.500 INCHES NOMINAL | | MATERIAL | STEEL | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SMALLEST INSIDE DIAMETER | 2.380 INCHES NOMINAL | | SPECIAL FEATURES | FOUR HOLES 0.281 IN. DIA BY 0.250 IN. DEEP EQUALLY SPACED ON 3.000 IN. DIA BOLT CIRCLE ON TOP END OF NUT | | STYLE DESIGNATOR | KNURLED, INTERNAL THREAD, SHOULDERED | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES NOMINAL | | THREAD SIZE | 3-12 |
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