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National Stock Number: 5310-00-279-4425
Federal Supply Class: 5310
National Item Identification Number: 002794425
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:
| 10121249 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | HW49660-5 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TLN1002CD3-5 | 17446 | HUCK INTERNATIONAL, INC | | TLN1002CD3-5 | 27624 | SPS TECHNOLOGIES LLC | | ST3M426C5M | 76301 | THE BOEING COMPANY | | TLD 1002CD 3-5N | 76301 | THE BOEING COMPANY | | TLN1002CD3-5 | 56878 | SPS TECHNOLOGIES, LLC | | TLN1002CD3-5 | 59563 | REID PRODUCTS INC. | | TLN1002CD3-5 | 80539 | SPS TECHNOLOGIES, LLC | | TLN1002CD3-5 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TLN1002CD3-5 | 97928 | HUCK INTL INC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL CORROSION RESISTING OR | | IRON ALLOY 660 NUT | | STEEL CORROSION RESISTING OR | | IRON ALLOY 660 WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD ALL MATERIAL RESPONSES WASHER | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.560 INCHES MAXIMUM | | OVERALL HEIGHT | 0.316 INCHES MINIMUM AND | | 0.336 INCHES MAXIMUM | | WASHER THICKNESS | 0.067 INCHES MINIMUM AND | | 0.077 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND | | 0.376 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | NUT COUNTERBORE DEPTH | 0.067 INCHES MINIMUM AND | | 0.077 INCHES MAXIMUM NUT | | COUNTERBORE DIAMETER | 0.342 INCHES MINIMUM AND | | 0.352 INCHES MAXIMUM NUT | | LUBRICATION | DRY FILM LUBRICANT | | SPECIFICATION/STANDARD DATA | 76301-ST3M426 MANUFACTURERS STANDARD |
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