5305-00-550-0156 SETSCREW Index 5310-00-550-0159 WASHER,FLAT

National Stock Number:
5310-00-550-0158

Federal Supply Class:
5310

National Item Identification Number:
005500158

Description:
NUT,PLAIN,SQUARE

Detail:
A NUT, FLAT ON TOP AND BOTTOM, HAVING 4 FLAT SIDES. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE WIDTH ACROSS THE FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. (WHEN HEIGHT OR THICKNESS AND/OR WIDTH ACROSS THE FLATS IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)


Manufacturer Information:
858532219200US ARMY ARDEC RDECOM


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED
DRILLED HOLE DIAMETER0.062 INCHES NOMINAL
HOLE CONFIGURATION STYLECONFIGURATION D
HOLE TYPE AND QUANTITY2 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,TYPE C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALL
NOMINAL THREAD SIZE0.190 INCHES
NUT HEIGHT0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM
NUT STYLESQUARE
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIESUNF
WIDTH ACROSS FLATS0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM


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