3020-00-778-9749 GEAR SECTOR,SPUR Index 5310-00-778-9752 NUT,PLAIN,EXTENDED WASHER,HEXAGO

National Stock Number:
5310-00-778-9750

Federal Supply Class:
5310

National Item Identification Number:
007789750

Description:
NUT,PLAIN,KNURLED

Detail:
A NUT, ROUND IN SHAPE, HAVING ALL OR PART OF ITS OUTER SURFACE KNURLED. IT MAY HAVE PROVISIONS FOR EXTERNAL WRENCHING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE OUTSIDE DIAMETER, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. SEE ALSO NUT (1), PLAIN, ROUND. (WHEN HEIGHT OR THICKNESS, AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE).


Manufacturer Information:
918905818876U S ARMY AVIATION AND MISSILE COMMAND
91890583B150RAYTHEON COMPANY
918905849956RAYTHEON COMPANY


Techincal Specification:
COUNTERBORE DIAMETER0.750 INCHES NOMINAL FIRST END
COUNTERSINK ANGLE100.0 DEGREES NOMINAL SECOND END
NOMINAL THREAD SIZE0.190 INCHES
NUT COUNTERBORE DEPTH0.688 INCHES MINIMUM FIRST END AND 0.812 INCHES MAXIMUM FIRST END
NUT DIAMETER1.000 INCHES NOMINAL
NUT THICKNESS1.500 INCHES NOMINAL
NUT STYLEKNURLED
KNURL WIDTH0.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 6061 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE II,CLASS I MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNC


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