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National Stock Number:
5310-00-486-9658
Federal Supply Class:
5310
National Item Identification Number:
004869658
Description:
NUT,PLAIN,EXTENDED WASHER,HEXAGO
Detail:
A NUT HAVING 6 FLAT SIDES AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE FLATS OR PERIPHERY.
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Manufacturer Information:
| 65652-11250-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PASSIVATED SS8435, FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | HEXAGON | | WASHER OUTSIDE DIAMETER | 1.250 INCHES NOMINAL | | OVERALL HEIGHT | 0.375 INCHES NOMINAL | | WASHER THICKNESS | 0.170 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.865 INCHES MINIMUM AND | | 0.877 INCHES MAXIMUM | | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT | | SPECIAL FEATURES | HEX HAS 6 SLOTS 0.125 IN. W HEAT TREAT TO REDUCE SUSCEPTIBILITY TO STRESSCORROSION | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, TANDEM SERVO MAIN ROTOR |
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