MSA Safety Inc — Director's Dealing 2012

May 25, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MINE SAFETY APPLIANCES CO (MSA)
CIK: 0000066570
Period of Report: 2012-05-23

Reporting Person: SHAW L EDWARD JR (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-23	Common Stock, no par value	S	10000.0000	$41.9747	Disposed	209080.0000	Indirect
2012-05-24	Common Stock, no par value	S	14043.0000	$41.9873	Disposed	195037.0000	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, no par value	357083.0000	Direct
Common Stock, no par value	397547.0000	Indirect
Common Stock, no par value	135440.0000	Indirect

Footnotes

F1: Share price on this transaction ranged from $41.75 to $42.19.

F2: Share price on this transaction ranged from $41.75 to $42.16.