5310-00-005-0779 NUT,PLAIN,HEXAGON Index 5310-00-005-0781 NUT,PLAIN,WELDING

National Stock Number:
5310-00-005-0780

Federal Supply Class:
5310

National Item Identification Number:
000050780

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. 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:
9S974611083CATERPILLAR INC


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPEWASHER FACED
COUNTERBORE DIAMETER0.641 INCHES NOMINAL NUT
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.625 INCHES
NUT COUNTERBORE DEPTH0.040 INCHES NOMINAL NUT
NUT STYLEHEXAGON
NUT HEIGHT0.625 INCHES NOMINAL
WIDTH ACROSS FLATS0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNF


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