<SEC-DOCUMENT>0000883902-18-000020-index.html : 20180524
<SEC-HEADER>0000883902-18-000020.hdr.sgml : 20180524
<ACCEPTANCE-DATETIME>20180524162144
ACCESSION NUMBER:		0000883902-18-000020
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		2
<RULE>
<RULE-NAME>13p-1
<ITEM>
<ITEM-NUMBER>1.01
<ITEM-PERIOD>20171231
</ITEM>
</RULE>
FILED AS OF DATE:		20180524
DATE AS OF CHANGE:		20180524

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NCI BUILDING SYSTEMS INC
		CENTRAL INDEX KEY:			0000883902
		STANDARD INDUSTRIAL CLASSIFICATION:	PREFABRICATED METAL BUILDINGS & COMPONENTS [3448]
		IRS NUMBER:				760127701
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1102

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14315
		FILM NUMBER:		18858143

	BUSINESS ADDRESS:	
		STREET 1:		10943 NORTH SAM HOUSTON PARKWAY WEST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064
		BUSINESS PHONE:		2818977788

	MAIL ADDRESS:	
		STREET 1:		10943 NORTH SAM HOUSTON PARKWAY WEST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONAL COMPONENTS INCORPORATED
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>ncs20180524sd.htm
<DESCRIPTION>SD
<TEXT>
Document 1 - file: ncs20180524sd.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>ncslogorega12.jpg
<TEXT>
Document 2 - file: ncslogorega12.jpg

</DOCUMENT>
</SEC-DOCUMENT>