4820-00-859-3789 SEAT,VALVE Index 4820-00-859-3798 DISK,VALVE

National Stock Number:
5310-00-859-3797

Federal Supply Class:
5310

National Item Identification Number:
008593797

Description:
NUT,SELF-LOCKING,GANG CHANNEL

Detail:
A NUT HAVING EARS OR LUGS DESIGNED TO HOLD IT IN POSITION AFTER ITS INSTALLATION IN A SPECIALLY DESIGNED CHANNEL. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.


Manufacturer Information:
8937065-10402769LOCKHEED MARTIN CORPORATION
8937065-10449671LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 1019 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
NUT STYLEGANG CHANNEL, SELF LOCKING
BASE WIDTH0.750 INCHES NOMINAL
BASE THICKNESS0.250 INCHES NOMINAL
NUT HEIGHT1.375 INCHES NOMINAL
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE45.0 DEGREES NOMINAL NUT
SPECIAL FEATURESSPRING LOADED SPRING FASTENED BOTTOM OF NUT TO FIT IN TO CHANNEL TO KEEP PRESSURE ON NUT


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