5340-00-523-2357 RING,RETAINING Index 4920-00-523-2376 FIXTURE,AIRCRAFT MAINTENANCE

National Stock Number:
5310-00-523-2372

Federal Supply Class:
5310

National Item Identification Number:
005232372

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:
523237219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
HARDNESS RATING90.0 ROCKWELL B MINIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.625 INCHES
NUT HEIGHT0.609 INCHES NOMINAL
NUT STYLEHEXAGON
SPECIAL FEATURESPAINTED OLIVE DRAB
WIDTH ACROSS FLATS1.062 INCHES NOMINAL
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH11
THREAD SERIESUNC


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