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National Stock Number:
4730-00-284-1038
Federal Supply Class:
4730
National Item Identification Number:
002841038
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:
| 1290345-101 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASE-HARDENED | | HOLE OR SLOT QUANTITY | 4 | | OVERALL LENGTH | 0.850 INCHES NOMINAL | | MAJOR UNTHREADED OUTSIDE DIAMETER | 1.633 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000, COMP 4340, COND E MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP E4340 | | SLOT WIDTH | 0.200 INCHES NOMINAL | | SMALLEST INSIDE DIAMETER | 0.834 INCHES NOMINAL | | SCREW THREAD LOCATION | EXTERNAL | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) | | THREAD SIZE | 1.750-12 | | STYLE DESIGNATOR | ROUND SLOTTED, EXTERNAL THREAD, BOSS | | SURFACE TREATMENT | CADMIUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
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