5305-12-179-8251 SCREW,CAP,HEXAGON HEAD Index 5360-12-179-8256 SPRING,HELICAL,EXTENSION

National Stock Number:
5310-12-179-8253

Federal Supply Class:
5310

National Item Identification Number:
121798253

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:
936600D9913GENERAL DYNAMICS EUROPEAN LAND SYSTEMS-BRIDGE SYSTEMS GMBH
BM24LHDIN439-06GALZNCD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
BM24LHDIN439-06GALZNCZ4658TRANSFIELD HOLDINGS PTY LTD
DIN439-BM24LH-05-A2PD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE110,0 DEGREES MINIMUM AND 120,0 DEGREES MAXIMUM THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE24,0 MILLIMETERS
NUT HEIGHT10,9 MILLIMETERS MINIMUM AND 12,0 MILLIMETERS MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS35,0 MILLIMETERS MINIMUM AND 36,0 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDIN267/9, SCHLUESSEL A2P ASSN STD ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCHROMATE AND ZINC OVERALL
TEST DATA DOCUMENTD8286-DIN439/DEZ83/ STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONLEFT-HAND
THREAD PITCH IN MILLIMETERS3,0
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M


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