4931-00-737-8193 BOARD ASSEMBLY Index 2540-00-737-8196 ABSORBER ASY SHOCK

National Stock Number:
5310-00-737-8194

Federal Supply Class:
5310

National Item Identification Number:
007378194

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:
737819419207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.438 INCHES
NUT HEIGHT0.453 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OR ZINC OR PHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD QUANTITY PER INCH20
THREAD SERIESUNF


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