2540-00-840-0022 MIRROR ASSEMBLY,REARVIEW Index 3110-00-840-0024 CUP,TAPERED ROLLER BEARING

National Stock Number:
5310-00-840-0023

Federal Supply Class:
5310

National Item Identification Number:
008400023

Description:
NUT,SELF-LOCKING,DOUBLE HEXAGON

Detail:
A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.


Manufacturer Information:
774874519207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
EB3962-080019L2ESNA, LLC
EB3962-08072962HARVARD INDUSTRIES INC


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
MATERIALSTEEL COMP 3140 NUT
NOMINAL THREAD SIZE0.500 INCHES
NUT HEIGHT0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
NUT STYLEDOUBLE HEXAGON
WIDTH ACROSS FLATS0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENTCADMIUM NUT
TEMP RATING250.0 FAHRENHEIT NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD QUANTITY PER INCH20
THREAD SERIESUNF


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