5310-00-202-0403 WASHER,FLAT Index 5306-00-202-0406 BOLT,MACHINE

National Stock Number:
5310-00-202-0405

Federal Supply Class:
5310

National Item Identification Number:
002020405

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:
8103-A-0440-1706540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
8103-A-0440-171YGB8CAREY MANUFACTURING CO, INC
A1574-5/16-1681312WINCHESTER INTERCONNECT CORPORATION


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3 T3 FED STD 1ST MATERIAL RESPONSE OR QQ-A-225/10 T9 FED STD 2ND MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 6262 OVERALL
NOMINAL THREAD SIZE0.112 INCHES
NUT HEIGHT0.312 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.187 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIESUNC


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