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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2016
Jun. 30, 2016
Document and Entity Information:    
Entity Registrant Name CHICAGO RIVET & MACHINE CO.  
Document Type 10-K  
Document Period End Date Dec. 31, 2016  
Trading Symbol cvr  
Amendment Flag false  
Entity Central Index Key 0000019871  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding 966,132  
Entity Public Float   $ 21,211,146
Entity Filer Category Smaller Reporting Company  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Well-known Seasoned Issuer No  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus FY