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National Stock Number:
4730-00-122-0487
Federal Supply Class:
4730
National Item Identification Number:
001220487
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:
| 1143338 | 18355 | THE BOEING COMPANY | | 1143338 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LENGTH TO SHOULDER | 0.875 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 1.500 INCHES NOMINAL | | OVERALL LENGTH | 1.000 INCHES NOMINAL | | MATERIAL | STEEL | | SPECIAL FEATURES | 2 HOLES 0.070 IN. DRILLED PARALLEL ACROSS OPPOSITED CORNERS | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SMALLEST INSIDE DIAMETER | 1.195 INCHES MINIMUM AND 1.205 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.500 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.625 INCHES NOMINAL | | THREAD PITCH DIAMETERS | +1.3425 TO 1.3477 INCHES | | THREAD SIZE | 1.375-20 |
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