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 * Baab Jason P	2. Date of Event Requiring Statement (MM/DD/YYYY) 10/4/2021	3. Issuer Name and Ticker or Trading Symbol OSHKOSH CORP [OSK]
(Last)        (First)        (Middle) C/O OSHKOSH CORPORATION, 1917 FOUR WHEEL DRIVE	4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                          _____ 10% Owner ___X___ Officer (give title below)        _____ Other (specify below) SVP, Corp. Develop. & Strategy /
(Street) OSHKOSH, WI 54902       (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	67.86 (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)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Options (2)	(3)	11/19/2028	Common Stock	700	$66.09	D
Options (2)	(4)	11/18/2029	Common Stock	1134	$90.28	D
Restricted Stock Units (5)	(6)	11/19/2021	Common Stock	337.942	$0	D
Restricted Stock Units (5)	(7)	11/18/2022	Common Stock	512.537	$0	D
Restricted Stock Units (5)	(8)	12/16/2022	Common Stock	752.405	$0	D
Restricted Stock Units (5)	(9)	11/16/2023	Common Stock	1588.393	$0	D

Explanation of Responses:
(1)	All of the shares were acquired under the Oshkosh Corporation Employee Stock Purchase Plan.
(2)	Option (right to buy) granted pursuant to the Company's Stock Plan.
(3)	Options vest in one-third (1/3) annual increments commencing on 11/19/2019.
(4)	Options vest in one-third (1/3) annual increments commencing on 11/18/2020.
(5)	Restricted Stock Unit Award granted pursuant to the Company's Stock Plan.
(6)	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 11/19/2019.
(7)	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 11/18/2020.
(8)	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 12/16/2020.
(9)	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 11/16/2021.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Baab Jason P C/O OSHKOSH CORPORATION 1917 FOUR WHEEL DRIVE OSHKOSH, WI 54902			SVP, Corp. Develop. & Strategy

Signatures
Jason P. Baab		10/12/2021
**Signature of Reporting Person		Date