Engineering module
Fits & Clearances Calculator
Closed-form or FEM estimates without a specific design code claim. Applies recommended default units when you change standard; unit dropdowns stay fully editable.
Fits & Clearances
Enter nominal size and tolerances manually or use ISO 286 grade lookup.
Fit overview
Compute hole and shaft limits and the resulting clearance or interference range. ISO 286 lookup uses simplified IT grade deviations for screening.
Export Fit results
Export the current summary and charts for review.
Module quality
60%Unit integrity
All solver inputs/outputs normalized and converted through shared unit contracts.
Physics validation
Engines expose explicit validation and solver-check metadata.
Chart conformance
Plots use shared professional styling and consistent axis/legend language.
Pictorial input/output
Module includes schematic inputs and color-coded output visualizations.
Export consistency
Reports include the same KPIs, units, and visuals as on-screen results.
Select values and calculate the fit to view results.