Engineering and Industrial Standards: Tentative American Standard |
Common terms and phrases
accuracy allowances and tolerances American Society amount of looseness ance ance automotive Average interference Cast Iron Hole class of fit clearance or amount Committee Company condition denotes clearance diameter dimensions in inches EXAMPLE external members ference Fit Class Fit Fit Allow Fit Fit Fit fit in inches Fit Loosest Fit Fit Selected Fit FORMULAS given Greatest Hole Stress Hole Shaft Hole Tolerance Inch Inch interchangeable interference of metal Internal largest hole member length Loosest Fit Fit Loosest Fit Selected Loosest Selected Fit manufacturing mating Mean Member mean size measuring Member at Large Negative Allowance NOTE obtained Plain Limit Gages pressure representing Selected Fit Fit Selective Assembly Shaft Tolerance shrink fits sizes smallest shaft member Society of Mechanical specified standard Steel Hole Steel Shaft Street Table Tightest Fit Loosest Tightest Loosest Fit Tightest Loosest Selected Tons Tons Tons usually values variations wheels