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National Stock Number:
4730-00-516-3288
Federal Supply Class:
4730
National Item Identification Number:
005163288
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:
| G429-19 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASE-HARDENED | | LENGTH TO SHOULDER | 0.468 INCHES NOMINAL | | OVERALL LENGTH | 0.579 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 1.875 INCHES NOMINAL | | MATERIAL HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 4130 | | SMALLEST INSIDE DIAMETER | 1.168 INCHES NOMINAL | | SPECIAL FEATURES | 100000.000 MINIMUM TENSILE STRENGTH,125000.000 MINIMUM YIELD STRENGTH | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | THREAD SIZE | 1-3/4IN-16 | | WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL | | STRENGTH RATING | 125000.000 POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.468 INCHES NOMINAL |
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