5310-12-347-5481 WASHER,FLAT Index 5310-12-347-5483 WASHER,RECESSED

National Stock Number:
5310-12-347-5482

Federal Supply Class:
5310

National Item Identification Number:
123475482

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:
DIN6915-M30-A2PD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE120,0 DEGREES NOMINAL THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE30,0 MILLIMETERS
NUT HEIGHT24,0 MILLIMETERS NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS50,0 MILLIMETERS NOMINAL
STRENGTH GRADE DESIGNATION10
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONISO4042, SCHLUESSEL A2P ASSN STD ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCHROMATE AND ZINC OVERALL
TEST DATA DOCUMENTD8286-DIN6915/DEZ99/ STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS3,5
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M


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