5998-01-085-3491 CIRCUIT CARD ASSEMBLY Index 5340-01-085-3494 STANDOFF,THREADED,SPACING

National Stock Number:
5310-01-085-3493

Federal Supply Class:
5310

National Item Identification Number:
010853493

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:
8394-A-0440-1606540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
8394-A-0440-161YGB8CAREY MANUFACTURING CO, INC


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3,T3 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/10,T9 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-225/8,T6 FED SPEC 3RD MATERIAL RESPONSE OR QQ-A-200/9,T6 FED SPEC 4TH MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 6262 OR ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 6063 OVERALL
NOMINAL THREAD SIZE0.112 INCHES
NUT HEIGHT0.500 INCHES NOMINAL
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.312 INCHES NOMINAL


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