Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Landin Bo Hans Olof

2. Date of Event Requiring Statement (MM/DD/YYYY) 5/10/2019

3. Issuer Name and Ticker or Trading Symbol

TIMKEN CO [TKR]

(Last) (First) (Middle)

4500 MOUNT PLEASANT ST. NW

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Group Vice President /

(Street)

NORTH CANTON, OH 44720

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

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	25160 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		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)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Employee Stock Option (right to buy)	2/9/2013 ⁽²⁾	2/9/2022	Common Stock	2380.0	$37.31	D
Employee Stock Option (right to buy)	2/7/2014 ⁽²⁾	2/7/2023	Common Stock	3600.0	$40.56	D
Employee Stock Option (right to buy)	2/13/2015 ⁽²⁾	2/13/2024	Common Stock	3200.0	$41.15	D
Employee Stock Option (right to buy)	2/12/2016 ⁽²⁾	2/12/2025	Common Stock	4925.0	$41.79	D
Employee Stock Option (right to buy)	2/11/2017 ⁽²⁾	2/11/2026	Common Stock	8125.0	$27.75	D
Employee Stock Option (right to buy)	2/13/2018 ⁽²⁾	2/13/2027	Common Stock	5375.0	$45.35	D
Employee Stock Option (right to buy)	2/12/2019 ⁽²⁾	2/12/2028	Common Stock	7925.0	$44.65	D
Employee Stock Option (right to buy)	2/12/2020 ⁽²⁾	2/12/2029	Common Stock	8525.0	$42.6	D
Restricted Share Unit	⁽³⁾	2/11/2020	Common Stock	319.0	$0.0	D
Restricted Share Unit	⁽⁴⁾	2/13/2021	Common Stock	425.0	$0.0	D
Restricted Share Unit	⁽⁵⁾	2/12/2022	Common Stock	919.0	$0.0	D
Restricted Share Unit	⁽⁶⁾	2/12/2023	Common Stock	1300.0	$0.0	D
Restricted Share Unit	⁽⁷⁾	12/31/2019	Common Stock	2100.0	$0.0	D
Restricted Share Unit	⁽⁸⁾	12/31/2020	Common Stock	3050.0	$0.0	D
Restricted Share Unit	⁽⁹⁾	12/31/2021	Common Stock	3200.0	$0.0	D

Explanation of Responses:
(1)	Includes June 1, 2017 grant of 10,000 restricted shares, subject to forfeiture under certain circumstances, that vest 100% on June 1, 2022.
(2)	The options became exercisable in annual 25% increments from the date of grant.
(3)	Remaining restricted share units from February 11, 2016 grant of 1,275 time based restricted share units that vest 25% per year.
(4)	Remaining restricted share units from February 13, 2017 grant of 850 time based restricted share units that vest 25% per year.
(5)	Remaining restricted share units from February 12, 2018 grant of 1,225 time based restricted share units that vest 25% per year.
(6)	February 12, 2019 grant of 1,300 time based restricted share units that vest 25% per year.
(7)	Performance based restricted share units subject to certain performance criteria between January 1, 2017 and December 31, 2019.
(8)	Performance based restricted share units subject to certain performance criteria between January 1, 2018 and December 31, 2020.
(9)	Performance based restricted share units subject to certain performance criteria between January 1, 2019 and December 31, 2021.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Landin Bo Hans Olof 4500 MOUNT PLEASANT ST. NW NORTH CANTON, OH 44720			Group Vice President

Signatures
/s/ Hans Landin		5/10/2019
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	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).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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