5998-01-443-9972 CIRCUIT CARD ASSEMBLY Index 5305-01-443-9974 SCREW,CAP,SOCKET HEAD

National Stock Number:
5310-01-443-9973

Federal Supply Class:
5310

National Item Identification Number:
014439973

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:
929M415526METRIC AND MULTISTANDARD COMPONENTS CORP
DIN 929 4X.715526METRIC AND MULTISTANDARD COMPONENTS CORP
H100221BL81SPECTRO SCIENTIFIC, INC


Techincal Specification:
THREAD SERIESISO M
NOMINAL THREAD SIZE4.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.70
THREAD TOLERANCE CLASS6H INTERNAL
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NUT STYLEHEXAGON
NUT HEIGHT3.5 MILLIMETERS NOMINAL
WIDTH ACROSS FLATS9.0 MILLIMETERS NOMINAL
BEARING SURFACE TYPEWASHER FACED
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT


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