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National Stock Number:
4730-00-007-5590
Federal Supply Class:
4730
National Item Identification Number:
000075590
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:
| A51M60662-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M60662-11 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M60662-11 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LARGEST INSIDE DIAMETER | 0.475 INCHES MINIMUM AND 0.485 INCHES MAXIMUM | | LENGTH TO SHOULDER | 0.233 INCHES NOMINAL | | OVERALL LENGTH | 0.355 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 0.625 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | NS-2 | | SMALLEST OUTSIDE DIAMETER | 0.500 INCHES NOMINAL | | SMALLEST INSIDE DIAMETER | 0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM | | SPECIAL FEATURES | THREE HOLES DRILLED THROUGH HEXAGON CORNERS 0.039 IN. MIN,0.044 IN. MAX | | WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | SURFACE TREATMENT | CADMIUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.233 INCHES NOMINAL | | THREAD PITCH DIAMETERS | +0.4484 TO 0.4517 INCHES | | THREAD SIZE | 0.469-32 |
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