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National Stock Number:
5310-00-500-3525
Federal Supply Class:
5310
National Item Identification Number:
005003525
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:
| LH10205-4 | 019L2 | ESNA, LLC | | LH10205-4 | 72962 | HARVARD INDUSTRIES INC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL EXCEPT THREADS | | SILVER THREADS | | HARDNESS RATING | 48.0 ROCKWELL C MAXIMUM | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.438 INCHES MAXIMUM | | OVERALL HEIGHT | 0.340 INCHES MINIMUM AND | | 0.355 INCHES MAXIMUM | | WASHER THICKNESS | 0.065 INCHES MINIMUM | | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | NUT COUNTERBORE DEPTH | 0.050 INCHES MAXIMUM NUT | | COUNTERBORE DIAMETER | 0.250 INCHES MINIMUM AND | | 0.280 INCHES MAXIMUM NUT | | TEMP RATING | 900.0 DEG FAHRENHEIT NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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