<SEC-DOCUMENT>0001193125-21-111065-index.html : 20210409
<SEC-HEADER>0001193125-21-111065.hdr.sgml : 20210409
<ACCEPTANCE-DATETIME>20210409083228
ACCESSION NUMBER:		0001193125-21-111065
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		7
FILED AS OF DATE:		20210409
DATE AS OF CHANGE:		20210409

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MSA Safety Inc
		CENTRAL INDEX KEY:			0000066570
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				464914539
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15579
		FILM NUMBER:		21816599

	BUSINESS ADDRESS:	
		STREET 1:		1000 CRANBERRY WOODS DRIVE
		CITY:			CRANBERRY TOWNSHIP
		STATE:			PA
		ZIP:			16066
		BUSINESS PHONE:		724-776-8600

	MAIL ADDRESS:	
		STREET 1:		1000 CRANBERRY WOODS DRIVE
		CITY:			CRANBERRY TOWNSHIP
		STATE:			PA
		ZIP:			16066

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MINE SAFETY APPLIANCES CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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Document 1 - file: d125644ddefa14a.htm

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Document 2 - file: g125644g05m38.jpg

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Document 3 - file: g125644g11n34.jpg

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<FILENAME>g125644g55g76.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g125644g55g76.jpg

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Document 5 - file: g125644g56u48.jpg

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Document 6 - file: g125644g89n57.jpg

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<SEQUENCE>7
<FILENAME>g125644g97d48.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g125644g97d48.jpg

</DOCUMENT>
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