<SEC-DOCUMENT>0001959173-25-003950.txt : 20250610
<SEC-HEADER>0001959173-25-003950.hdr.sgml : 20250610
<ACCEPTANCE-DATETIME>20250610113456
ACCESSION NUMBER:		0001959173-25-003950
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250610
DATE AS OF CHANGE:		20250610

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MSA Safety Inc
		CENTRAL INDEX KEY:			0000066570
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				464914539
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-15579
		FILM NUMBER:		251036361

	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

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Roberts Rebecca B
		CENTRAL INDEX KEY:			0001355580
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		1000 LOUISIANA
		STREET 2:		SUITE 5800
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001355580</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000066570</issuerCik>
      <issuerName>MSA Safety Inc</issuerName>
      <secFileNumber>001-15579</secFileNumber>
      <issuerAddress>
        <com:street1>1000 CRANBERRY WOODS DRIVE</com:street1>
        <com:city>CRANBERRY TOWNSHIP</com:city>
        <com:stateOrCountry>PA</com:stateOrCountry>
        <com:zipCode>16066</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>724-776-8600</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Roberts Rebecca B</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Former Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>500</noOfUnitsSold>
      <aggregateMarketValue>83355.00</aggregateMarketValue>
      <noOfUnitsOutstanding>39305893</noOfUnitsOutstanding>
      <approxSaleDate>06/10/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/17/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>500</amountOfSecuritiesAcquired>
      <paymentDate>05/17/2024</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>06/10/2025</noticeDate>
      <signature>/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Rebecca B Roberts</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
