4540-01-148-4990 HEATING ELEMENT,ELECTRICAL,NONIMMERSION TYPE Index 4820-01-148-4993 VALVE,GATE

National Stock Number:
5310-01-148-4991

Federal Supply Class:
5310

National Item Identification Number:
011484991

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.


Manufacturer Information:
626221211862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
62622127X677GENERAL MOTORS LLC


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
OVERALL HEIGHT0.495 INCHES MAXIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.438 INCHES
NUT STYLEHEXAGON
WASHER OUTSIDE DIAMETER0.930 INCHES MAXIMUM
WASHER THICKNESS0.070 INCHES MINIMUM
WIDTH ACROSS FLATS0.675 INCHES MINIMUM AND 0.690 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONG-4341-M,CODE 20,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNC
THREAD QUANTITY PER INCH14


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