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National Stock Number:
4730-00-499-9229
Federal Supply Class:
4730
National Item Identification Number:
004999229
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:
| 9-125002-01 | 08748 | ELDEC AEROSPACE CORP |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | HOLE DIAMETER | 0.158 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | | HOLE OR SLOT QUANTITY | 6 | | LENGTH TO SHOULDER | 0.415 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 3.170 INCHES NOMINAL | | OVERALL LENGTH | 0.615 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 | | SPECIAL FEATURES | 6 DIAGONAL HOLES 0.040 IN. MIN,0.045 IN. MAX DIA | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SMALLEST INSIDE DIAMETER | 2.590 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND, INTERNAL THREAD, SHOULDERED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE I,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.455 INCHES NOMINAL | | THREAD SIZE | 2-7/8IN-16 |
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