5305-01-389-1688 SCREW,CAP,HEXAGON HEAD Index 5306-01-389-1690 BOLT,U

National Stock Number:
5310-01-389-1689

Federal Supply Class:
5310

National Item Identification Number:
013891689

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:
917826V23386THALES DEFENSE & SECURITY INC


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE2.5 MILLIMETERS
NUT HEIGHT1.75 MILLIMETERS MINIMUM AND 2.00 MILLIMETERS MAXIMUM
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS0.45
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M
WIDTH ACROSS FLATS4.88 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM


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