<SEC-DOCUMENT>0000029644-22-000055-index.html : 20220520 <SEC-HEADER>0000029644-22-000055.hdr.sgml : 20220520 <ACCEPTANCE-DATETIME>20220520152028 ACCESSION NUMBER: 0000029644-22-000055 CONFORMED SUBMISSION TYPE: 11-K PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20211231 FILED AS OF DATE: 20220520 DATE AS OF CHANGE: 20220520 FILER: COMPANY DATA: COMPANY CONFORMED NAME: DONALDSON CO INC CENTRAL INDEX KEY: 0000029644 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564] IRS NUMBER: 410222640 STATE OF INCORPORATION: DE FISCAL YEAR END: 0731 FILING VALUES: FORM TYPE: 11-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-07891 FILM NUMBER: 22947251 BUSINESS ADDRESS: STREET 1: 1400 W. 94TH ST. CITY: MINNEAPOLIS STATE: MN ZIP: 55431 BUSINESS PHONE: 6128873131 MAIL ADDRESS: STREET 1: 1400 W 94TH STREET CITY: MINNEAPOLIS STATE: MN ZIP: 55431 </SEC-HEADER> <DOCUMENT> <TYPE>11-K <SEQUENCE>1 <FILENAME>a11-k20211231.htm <DESCRIPTION>11-K <TEXT> Document 1 - file: a11-k20211231.htm
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