<SEC-DOCUMENT>0001292814-16-007028-index.html : 20161227
<SEC-HEADER>0001292814-16-007028.hdr.sgml : 20161226
<ACCEPTANCE-DATETIME>20161227061726
ACCESSION NUMBER:		0001292814-16-007028
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20160930
FILED AS OF DATE:		20161227
DATE AS OF CHANGE:		20161227

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL STEEL CO
		CENTRAL INDEX KEY:			0001049659
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		162069629

	BUSINESS ADDRESS:	
		STREET 1:		RUA LAURO MULLER
		STREET 2:		116 36 ANDAR
		CITY:			RIO DE JANEIRO RJ BR
		STATE:			D5
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>siditr3q16_6k.htm
<DESCRIPTION>ITR 3Q16
<TEXT>
Document 1 - file: siditr3q16_6k.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>logo_csn.gif <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: logo_csn.gif
</DOCUMENT> </SEC-DOCUMENT>