5305-00-530-0435 SCREW Index 5310-00-530-0438 NUT,PLAIN,ROUND

National Stock Number:
5310-00-530-0437

Federal Supply Class:
5310

National Item Identification Number:
005300437

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:
9-127041-0108748ELDEC AEROSPACE CORP


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE117.0 DEGREES MINIMUM AND 123.0 DEGREES MAXIMUM BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NUT HEIGHT0.070 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION50.70.02,FSCM 08748 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH56
THREAD PITCH DIAMETERS+0.3634 TO 0.3669 INCHES
THREAD SERIESUNS


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