5310-00-185-1377 NUT,PLAIN,HEXAGON Index 4920-00-185-1379 CLAMP,PLATE

National Stock Number:
5310-00-185-1378

Federal Supply Class:
5310

National Item Identification Number:
001851378

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:
611329PC1110001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERBORE DIAMETER0.406 INCHES MINIMUM AND 0.416 INCHES MAXIMUM NUT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1020 OR STEEL COMP 1021 OVERALL
NOMINAL THREAD SIZE0.391 INCHES
NUT COUNTERBORE DEPTH0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM NUT
NUT HEIGHT0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD PITCH DIAMETERS+0.3707 TO 0.3733 INCHES
THREAD SERIESUNS


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