2805-00-523-1098 MOUNTING Index 5310-00-523-1100 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-523-1099

Federal Supply Class:
5310

National Item Identification Number:
005231099

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:
523109919204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
BEARING SURFACE TYPEFLAT OR CHAMFERED
COUNTERSINK ANGLE5.0 DEGREES NOMINAL NUT
COUNTERBORE DIAMETER1.812 INCHES NOMINAL NUT
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE1.500 INCHES
NUT COUNTERBORE DEPTH0.656 INCHES NOMINAL NUT
NUT HEIGHT1.375 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS2.234 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH12
THREAD SERIESUNF


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