0000918541 2021-05-27 2021-05-27 2021-05-27 0000918541 false 8-K 2021-05-27 NN, Inc. DE 000-23486 62-1096725 6210 Ardrey Kell Road, Suite 600 Charlotte NC 28277 980 264-4300 false false false false Common Stock, par value $0.01 per share NNBR NASDAQ false