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National Stock Number: 5310-01-172-2576
Federal Supply Class: 5310
National Item Identification Number: 011722576
Description: NUT,SELF-LOCKING,EXTENDED WASHER
Detail: A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
109LH9031-7 | 019L2 | ESNA, LLC | 109LH9031-7 | 72962 | HARVARD INDUSTRIES INC | BHOO303-7CS | 27238 | BRISTOL INDUSTRIES, LLC | 67832AS-7 | 56878 | SPS TECHNOLOGIES, LLC | 67832AS-720 | 56878 | SPS TECHNOLOGIES, LLC | BACN10HR7CS | 81205 | THE BOEING COMPANY | SL7059-7 | 11815 | SPS TECHNOLOGIES, LLC | H39953-7 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | LD114-0016-0007 | 43999 | THE BOEING COMPANY | BMN5024CPD-7 | 97928 | HUCK INTL INC |
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Techincal Specification:
COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL WASHER | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | LUBRICATION | DRY FILM LUBRICANT | OVERALL HEIGHT | 0.520 INCHES MAXIMUM | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | IRON ALLOY 660 OVERALL | NOMINAL THREAD SIZE | 0.438 INCHES | NUT STYLE | DOUBLE HEXAGON | WASHER OUTSIDE DIAMETER | 0.750 INCHES MAXIMUM | WASHER THICKNESS | 0.073 INCHES MINIMUM | WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM | THREAD DIRECTION | RIGHT-HAND | THREAD CLASS | 3B | THREAD SERIES | UNJF | THREAD QUANTITY PER INCH | 20 |
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