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National Stock Number:
5310-01-172-2569
Federal Supply Class:
5310
National Item Identification Number:
011722569
Description:
NUT,SELF-LOCKING,DOUBLE HEXAGON
Detail:
A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
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Manufacturer Information:
| LD114-0017-0007 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | NUT STYLE | DOUBLE HEXAGON | | NUT HEIGHT | 0.399 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.679 INCHES MINIMUM AND | | 0.690 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL FIRST END | | LUBRICATION | DRY FILM LUBRICANT | | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
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