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National Stock Number:
5310-00-921-1299
Federal Supply Class:
5310
National Item Identification Number:
009211299
Description:
NUT,SELF-LOCKING,HEXAGON
Detail:
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
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Manufacturer Information:
| 21NTU-074 | 72962 | HARVARD INDUSTRIES INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | MATERIAL | PLASTIC PHENOLIC LOCKING INSERT | | STEEL COMP 1212 NUT | | NUT STYLE | HEXAGON | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | BEARING SURFACE TYPE | CHAMFERED | | THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-79,TY PBG MIL SPEC 1ST MATERIAL RESPONSE LOCKING INSERT | | SURFACE TREATMENT | ZINC OVERALL EXCEPT INSERT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT | | NUT HEIGHT | 0.423 INCHES MINIMUM AND | | 0.453 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.736 INCHES MINIMUM AND | | 0.754 INCHES MAXIMUM | | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL | | BEARING SURFACE FINISH | 125.0 MICROINCHES |
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