5310-00-639-6022 WASHER,RECESSED Index 5310-00-639-6062 NUT,PLAIN,HEXAGON

National Stock Number:
5305-00-639-6026

Federal Supply Class:
5305

National Item Identification Number:
006396026

Description:
SCREW,ASSEMBLED WASHER

Detail:
A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).


Manufacturer Information:
590079575WICO-PRESTOLITE CO THE DIV OF ELTRA CORP
740286619207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH0.312 INCHES NOMINAL
HEAD HEIGHT0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
HEAD DIAMETER0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
PRIMARY WASHER MATERIAL THICKNESS0.060 INCHES NOMINAL
PRIMARY WASHER OUTSIDE DIAMETER0.350 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
PRIMARY WASHER STYLEFLAT INTERNAL TEETH
WASHER QUANTITY1
SURFACE TREATMENTCADMIUM AND DICHROMATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.219 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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