5310-00-228-3961 WASHER,FLAT Index 5310-00-228-3963 WASHER,FLAT

National Stock Number:
5310-00-228-3962

Federal Supply Class:
5310

National Item Identification Number:
002283962

Description:
NUT,PLAIN,CASTELLATED,HEXAGON

Detail:
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.


Manufacturer Information:
4G53431-101A98897LOCKHEED MARTIN CORP


Techincal Specification:
THREAD SERIESUNJ
NOMINAL THREAD SIZE1.875 INCHES
THREAD QUANTITY PER INCH8
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NUT STYLECASTELLATED, HEXAGON
NUT HEIGHT0.625 INCHES NOMINAL
WIDTH ACROSS FLATS2.250 INCHES NOMINAL
BEARING SURFACE TYPEWASHER FACED
COUNTERSINK ANGLE110.0 DEGREES NOMINAL NUT
BEARING SURFACE FINISH125.0 MICROINCHES
THE MANUFACTURERS DATA
MANUFACTURERS CODE98897
DESIGN CONTROL REFERENCE4G53431-101A


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