5305-01-136-4486 SCREW,CLOSE TOLERANCE Index 5310-01-136-4488 WASHER,FLAT

National Stock Number:
5310-01-136-4487

Federal Supply Class:
5310

National Item Identification Number:
011364487

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:
46C-7-555242ISOMETRICS INC


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J1199,GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A449 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE8.0 MILLIMETERS
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESISO M
THREAD PITCH IN MILLIMETERS1.25
THREAD TOLERANCE CLASS6H INTERNAL


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