<SEC-DOCUMENT>0000824142-18-000083-index.html : 20180802
<SEC-HEADER>0000824142-18-000083.hdr.sgml : 20180802
<ACCEPTANCE-DATETIME>20180802130038
ACCESSION NUMBER:		0000824142-18-000083
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20180802
DATE AS OF CHANGE:		20180802
EFFECTIVENESS DATE:		20180802

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AAON INC
		CENTRAL INDEX KEY:			0000824142
		STANDARD INDUSTRIAL CLASSIFICATION:	AIR COND & WARM AIR HEATING EQUIP & COMM & INDL REFRIG EQUIP [3585]
		IRS NUMBER:				870448736
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-226512
		FILM NUMBER:		18987448

	BUSINESS ADDRESS:	
		STREET 1:		2425 SOUTH YUKON
		CITY:			TULSA
		STATE:			OK
		ZIP:			74107
		BUSINESS PHONE:		9185832266

	MAIL ADDRESS:	
		STREET 1:		2425 SOUTH YUKON
		CITY:			TULSA
		STATE:			OK
		ZIP:			74107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DIAMOND HEAD RESOURCES INC
		DATE OF NAME CHANGE:	19900808
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>q22018s-8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: q22018s-8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>q22018s-8exhibit51232.htm
<DESCRIPTION>EXHIBIT 5.1 & 23.2
<TEXT>
Document 2 - file: q22018s-8exhibit51232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>q22018s-8exhibit231.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 3 - file: q22018s-8exhibit231.htm

</DOCUMENT>
</SEC-DOCUMENT>