NN (NNBR) S-3 Shelf registration

Exhibit 12.1

NN, Inc.

Computation of Ratio of Earnings to Fixed Charges

For Fiscal Years Ended December 31, 2012 through 2016

(in thousands except ratio amounts)

	For Fiscal Years Ended December 31,
	2016			2015			2014			2013			2012
Earnings:
Income before provision for income taxes and minority interest		(7,309	)		(22,950	)		13,172			25,178			20,341
Fixed charges		67,584			33,205			13,325			3,148			4,842
Distributed income of equity investees		3,706			2,868			2,538			—			—
Pre-tax losses (gains) of equity investees		6,427			5,440			1,646			—			—
Less: Interest capitalized		(1,571	)		(1,375	)		(946			—			(173	)
Total Adjusted Earnings		68,837			17,188			29,735			28,326			25,010
Fixed Charges:
Interest expense		58,986			28,145			10,051			1,827			3,054
Capitalized interest		1,571			1,375			946			—			173
Amortization of debt issuance costs		4,168			1,754			844			547			824
Interest estimate within rental expense		2,859			1,931			1,484			774			791
Total Fixed Charges		67,584			33,205			13,325			3,148			4,842
Ratio of Earnings to Fixed Charges		1.0	x		0.5	x		2.2	x		9.0	x		5.2	x