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National Stock Number:
5310-00-489-1340
Federal Supply Class:
5310
National Item Identification Number:
004891340
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:
| H39269-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LFLH7559-4 | 019L2 | ESNA, LLC | | LFLH7559-4 | 56878 | SPS TECHNOLOGIES, LLC | | LFLH7559-4 | 72962 | HARVARD INDUSTRIES INC | | STSCD006-08 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | SOLUBLE LUBRICANT | | NUT STYLE | DOUBLE HEXAGON | | OVERALL HEIGHT | 0.219 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) | | WASHER OUTSIDE DIAMETER | 0.420 INCHES MAXIMUM | | WASHER THICKNESS | 0.040 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.281 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TEMP RATING | 450.0 FAHRENHEIT NOMINAL |
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