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National Stock Number:
5310-00-181-6986
Federal Supply Class:
5310
National Item Identification Number:
001816986
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:
| 79NU404 | 019L2 | ESNA, LLC | | 79NU404 | 72962 | HARVARD INDUSTRIES INC | | MS17830-40C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT | | STEEL COMP 302 OR | | STEEL COMP 303 OR | | STEEL COMP 304 OR | | STEEL COMP 305 OR | | STEEL COMP 316 OR | | STEEL COMP 317 OR | | STEEL COMP 347 NUT | | NUT STYLE | HEXAGON | | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | BEARING SURFACE TYPE | CHAMFERED | | THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 2.500 INCHES | | THREAD QUANTITY PER INCH | 4 | | THREAD CLASS | 3B | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-A-20693,COMP A,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT | | FF-N-836 FED STD ALL MATERIAL RESPONSES NUT | | SURFACE TREATMENT | PASSIVATE NUT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT | | NUT HEIGHT | 3.078 INCHES MINIMUM AND | | 3.204 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 3.875 INCHES MINIMUM AND | | 4.015 INCHES MAXIMUM | | COUNTERSINK ANGLE | 88.0 DEGREES NOMINAL NUT | | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL | | BEARING SURFACE FINISH | 125.0 MICROINCHES | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS17830-40C |
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