5310-00-637-0433 NUT,PLAIN,INTERNAL WRENCHING Index 5305-00-637-0445 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5310-00-637-0442

Federal Supply Class:
5310

National Item Identification Number:
006370442

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:
0008014153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA
1206509-119315HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
1206509-155972HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS
QAP 0008014153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA


Techincal Specification:
BEARING SURFACE TYPEFLAT
COUNTERBORE DIAMETER0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM NUT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720,COND B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.073 INCHES
NUT COUNTERBORE DEPTH0.164 INCHES MINIMUM AND 0.174 INCHES MAXIMUM NUT
NUT HEIGHT0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH72
THREAD SERIESUNF


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