FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Westermeyer Gary
 2. Date of Event Requiring Statement (Month/Day/Year)
05/04/2017		 3. Issuer Name and Ticker or Trading Symbol
MUELLER INDUSTRIES INC [MLI]
(Last)
(First)
(Middle)
1440 STAR ROUTE 100		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President, Refrigeration
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BLUFFS, IL 62621		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 8,292 (1)
D
 
Common Stock 3,919 (2)
I
by spouse

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right-to-Buy)   (3) 07/24/2024 Common Stock 6,111 $ 23.56 D  
Stock Option (Right-to-Buy)   (4) 07/24/2025 Common Stock 6,111 $ 26.52 D  
Stock Option (Right-to-Buy)   (5) 07/24/2025 Common Stock 1,466 $ 26.52 I by spouse

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Westermeyer Gary
1440 STAR ROUTE 100
BLUFFS, IL 62621		       President, Refrigeration  

Signatures

Anthony Steinriede, Attorney-in-Fact 05/08/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes 6,292 shares of restricted stock that will vest as follows: 1,509 on 7/30/2017; 385 on 7/30/2018; 600 on 7/30/2019; 600 on 7/30/2020; 800 on 7/30/2021. Also includes 2,000 shares that will vest on February 28, 2022, provided that either a diluted earnings per share (EPS)-related or total shareholder return (TSR)-related performance metric has been achieved.
(2) Includes 1,525 shares of restricted stock that will vest as follows: 1,125 on 7/30/2017; 400 on 7/30/2021.
(3) These options will vest as follows: 3,056 on 7/25/2017; 1,528 on 7/25/2018; 1,527 on 7/25/2019.
(4) These options will vest as follows: 1,834 on 7/24/2018; 1,833 on 7/24/2019; 2,444 on 7/24/2020.
(5) These options vested as follows: 440 on 7/24/2018; 440 on 7/24/2019; 586 on 7/24/2020.

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