5310-00-637-0539 NUT,PLAIN,CASTELLATED,HEXAGON Index 5310-00-637-0542 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-637-0540

Federal Supply Class:
5310

National Item Identification Number:
006370540

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:
1301911599TRIUMPH ENGINE CONTROL SYSTEMS LLC


Techincal Specification:
DRILLED HOLE DIAMETER0.040 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY2 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416F OVERALL
NOMINAL THREAD SIZE0.138 INCHES
NUT HEIGHT0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIESUNF


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