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National Stock Number:
5310-00-202-0663
Federal Supply Class:
5310
National Item Identification Number:
002020663
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:
| JL8S720B-UN | 52828 | REPUBLIC FASTENER MFG. CORP. | | JL8S720UNB | 11815 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | DRY FILM LUBRICANT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES | | NUT HEIGHT | 0.325 INCHES MINIMUM AND 0.328 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | SPECIAL FEATURES | DRILL 2 SAFETY WIRE HOLES 0.042 IN. MIN 0.052 IN. MAX | | WIDTH ACROSS FLATS | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TEMP RATING | 550.0 FAHRENHEIT NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNF |
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