5305-01-442-8511 SCREW,CAP,SOCKET HEAD Index 5310-01-442-8513 WASHER,FLAT

National Stock Number:
5310-01-442-8512

Federal Supply Class:
5310

National Item Identification Number:
014428512

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:
21105029953711NAVAL SEA SYSTEMS COMMAND
752-6406826-3853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIESUN
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTIONLEFT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.840 INCHES MINIMUM AND
0.866 INCHES MAXIMUM
WIDTH ACROSS FLATS0.736 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED


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