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National Stock Number: 5310-00-877-9298
Federal Supply Class: 5310
National Item Identification Number: 008779298
Description: NUT,SELF-LOCKING,EXTENDED WASHER
Detail: A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| 721009664400 | A1140 | LEONARDO SPA DIVISIONE SISTEMI DI DIFESA | | MS21042-06 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | NUT STYLE | HEXAGON | | WASHER OUTSIDE DIAMETER | 0.214 INCHES MINIMUM AND | | 0.244 INCHES MAXIMUM | | OVERALL HEIGHT | 0.115 INCHES MINIMUM AND | | 0.141 INCHES MAXIMUM | | WASHER THICKNESS | 0.010 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.181 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | TEMP RATING | 500.0 DEG FAHRENHEIT NOMINAL | | SPECIAL FEATURES | FLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO. POSO911190 | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS21042-06 |
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