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National Stock Number:
4730-00-774-4897
Federal Supply Class:
4730
National Item Identification Number:
007744897
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:
| 301873 | 02978 | RENK AMERICA LLC | | 7744897 | 02978 | RENK AMERICA LLC | | 7744897 | 14351 | TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC | | 7744897 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 7744897 | 66776 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LARGEST INSIDE DIAMETER | 1.807 INCHES MINIMUM AND 1.814 INCHES MAXIMUM | | LENGTH TO SHOULDER | 0.440 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 1.980 INCHES NOMINAL | | OVERALL LENGTH | 0.660 INCHES NOMINAL | | MATERIAL | STEEL COMP 1212 | | SPECIAL FEATURES | 80 MICROINCHES RMS ON TUBE SEAT,130 MICROINCHES RMS OVERALL EXCEPT HEX | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SMALLEST INSIDE DIAMETER | 1.530 INCHES NOMINAL | | SMALLEST OUTSIDE DIAMETER | 1.980 INCHES NOMINAL | | WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.360 INCHES NOMINAL | | THREAD SIZE | 1-7/8IN-16 |
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